ย 

๐Ÿ” Introduction

Have you ever looked in the mirror and noticed small white bumps around your eyes or on your cheeks, and felt concerned? In many cases, those white bumps are a benign skin condition called milia (milium cysts).

Milia are a common skin condition experienced by people of all ages and genders. While they may be a cosmetic concern, they pose virtually no risk to your health. That said, having accurate knowledge and responding appropriately is important.

In this article, we cover everything from the basics of milia to available treatment options, explained in a clear and accessible way so you can feel confident in addressing this condition.


๐Ÿ“‹ What Are Milia?

๐Ÿ“Œ This section provides a detailed explanation of the basic definition and characteristics of milia.

๐Ÿ”ธ Definition

Milia (singular: milium) are small, white to yellowish-white dome-shaped papules approximately 1โ€“2 mm in diameter that form near the surface of the skin. They are medically known as milia.

The name is said to derive from their resemblance to millet seeds. Milia are benign skin cysts formed when keratin (a structural protein) becomes trapped within a small sac-like structure beneath the skin surface.

โœจ Characteristics of Milia

Milia have the following characteristics:

Appearance

  • ๐Ÿ“Œ Small size, approximately 1โ€“2 mm in diameter
  • ๐Ÿ“Œ White to yellowish-white in color
  • ๐Ÿ“Œ Dome-shaped, slightly raised
  • ๐Ÿ“Œ Smooth surface with a slight sheen
  • ๐Ÿ“Œ Firm to the touch

Symptoms

  • โœ… No pain or itching
  • โœ… Do not become inflamed
  • โœ… Do not become infected or filled with pus
  • โœ… Not contagious

Common locations

  • ๐Ÿ”ธ Around the eyes (particularly the eyelids and outer corners)
  • ๐Ÿ”ธ Cheeks, forehead, and around the nose
  • ๐Ÿ”ธ Chin and around the mouth
  • ๐Ÿ”ธ Rarely, the hands, feet, or genital area

๐Ÿ‘€ Symptoms and Appearance of Milia

๐Ÿ“Œ This section provides a detailed explanation of the specific symptoms and visual characteristics of milia.

๐Ÿ” Typical Symptoms

The most characteristic feature of milia is the appearance of small white bumps on the skin. They typically present with the following features:

Visual characteristics

  • ๐Ÿ“Œ Ranging from pinpoint size up to approximately 2 mm
  • ๐Ÿ“Œ Pearl-like, lustrous white color
  • ๐Ÿ“Œ May occasionally appear slightly yellowish
  • ๐Ÿ“Œ Slightly raised above the skin surface
  • ๐Ÿ“Œ Well-defined borders

Tactile characteristics

  • ๐Ÿ”ธ Feels like a firm, hard nodule
  • ๐Ÿ”ธ Does not move under the skin
  • ๐Ÿ”ธ No pain when pressed

โฑ๏ธ Progression

Milia generally:

  • โšก May slowly increase in size
  • โšก May increase in number
  • โšก Rarely resolve on their own, particularly in adults
  • โšก Do not change rapidly
  • โšก Do not become malignant

๐Ÿ”ฌ Distinguishing Milia from Similar Conditions

The following conditions are commonly confused with milia:

Closed comedones (whiteheads)

  • ๐Ÿ“Œ Tend to be slightly larger than milia
  • ๐Ÿ“Œ Can become inflamed and red
  • ๐Ÿ“Œ Caused by clogged sebum

Syringoma

  • ๐Ÿ”ธ Flatter and more spread out than milia
  • ๐Ÿ”ธ Skin-colored
  • ๐Ÿ”ธ Caused by proliferation of sweat gland ducts

Sebaceous hyperplasia

  • โœ… Often has a central depression
  • โœ… Larger than milia
  • โœ… More distinctly yellowish

Molluscum contagiosum (water warts)

  • โš ๏ธ Has a central dimple
  • โš ๏ธ Contagious
  • โš ๏ธ Occurs mainly in children


๐Ÿ” Causes and Mechanisms of Milia

๐Ÿ“Œ This section provides a detailed explanation of how milia develop, including the underlying mechanisms and contributing factors.

โš™๏ธ Basic Mechanism of Formation

Milia form when keratin (the protein that makes up skin cells) is not properly shed and instead accumulates within the skin. The process typically occurs as follows:

  1. Blockage of hair follicles or sweat ducts: The pore or sweat duct opening becomes blocked for some reason.
  2. Keratin accumulation: Old skin cells that should normally shed become trapped within the skin.
  3. Cyst formation: The accumulated keratin forms a sac-like structure (cyst).
  4. Milium formation: The cyst appears as a white bump on the skin surface.

๐Ÿ“Š Contributing Factors

Disrupted skin cell turnover

  • ๐Ÿ”ธ Impaired normal skin cell renewal
  • ๐Ÿ”ธ Age-related decline in skin metabolism
  • ๐Ÿ”ธ Hormonal changes

External irritants

  • โš ๏ธ Overly aggressive cleansing or skincare routines
  • โš ๏ธ Pore-clogging cosmetics
  • โš ๏ธ UV-related skin damage
  • โš ๏ธ Friction and physical irritation

Constitutional factors

  • โœจ Dry skin
  • โœจ Skin conditions such as atopic dermatitis
  • โœจ Genetic predisposition
  • โœจ Abnormal sebum production

Lifestyle factors

  • ๐Ÿ’ง Irregular sleep patterns
  • ๐Ÿ’ง Poor dietary balance
  • ๐Ÿ’ง Stress
  • ๐Ÿ’ง Smoking

For more on the relationship between stress and the skin, see our article: What Is the Relationship Between Hyperhidrosis and Stress? A Physician Explains the Mechanisms and How to Cope.

๐Ÿ‘ถ Age-Related Differences

Newborns and infants

  • ๐Ÿ“Œ Occur in approximately 40โ€“50% of newborns
  • ๐Ÿ“Œ Related to hormonal influences and underdeveloped sweat glands
  • ๐Ÿ“Œ Most resolve on their own within about one month

Children

  • ๐Ÿ”ธ Relatively uncommon
  • ๐Ÿ”ธ When they do appear, they often resolve spontaneously

Adults

  • โšก Most common age group affected
  • โšก Rarely resolve on their own once they appear
  • โšก Slightly more prevalent in women

Older adults

  • โœ… More likely to develop alongside natural skin aging
  • โœ… Multiple milia are common
  • โœ… Higher rate of recurrence after treatment

๐Ÿ“‹ Types and Classification of Milia

๐Ÿ“Œ There are several types of milia. This section provides a detailed explanation of classification by cause and location.

๐Ÿ” Primary Milia and Secondary Milia

Milia are broadly classified into two types based on their cause.

๐Ÿฆ  Primary Milia

Definition Milia that develop spontaneously without a specific underlying cause, accounting for approximately 80% of all cases.

Characteristics

  • ๐Ÿ“Œ No identifiable external cause
  • ๐Ÿ“Œ May involve abnormalities in skin formation during fetal development
  • ๐Ÿ“Œ Genetic predisposition may play a role
  • ๐Ÿ“Œ More common in children and younger women

Mechanism of formation

  • ๐Ÿ”ธ Cysts form in the skin during fetal development
  • ๐Ÿ”ธ Abnormal development of hair follicles or sweat glands
  • ๐Ÿ”ธ Disrupted skin cell turnover

Classification by age

Neonatal primary milia

  • โšก Onset from birth to a few weeks of age
  • โšก Multiple lesions commonly appear on the nose and face
  • โšก Occurs regardless of sex
  • โšก Typically resolves spontaneously within about one month

Primary milia in children and adults

  • โœ… Often develops after puberty
  • โœ… Favors the area around the eyes and cheeks
  • โœ… Rarely resolves on its own
  • โœ… Treatment is often required

โš ๏ธ Secondary Milia

Definition Milia that develop following skin injury or disease, accounting for approximately 20% of all cases.

Main causes

Post-traumatic

  • ๐Ÿ”ธ Burns
  • ๐Ÿ”ธ Abrasions or lacerations
  • ๐Ÿ”ธ Post-surgical scarring
  • ๐Ÿ”ธ Trauma from piercings or similar procedures

Following skin disease

  • ๐Ÿ’ง Blistering conditions (e.g., pemphigus)
  • ๐Ÿ’ง Severe atopic dermatitis
  • ๐Ÿ’ง Chronic eczema
  • ๐Ÿ’ง During the healing process of dermatitis

Following medical procedures

  • โšก After laser treatment
  • โšก After Chemical Peeling
  • โšก After skin grafting
  • โšก After radiation therapy

Drug-induced

  • โœจ Long-term topical corticosteroid use
  • โœจ Certain chemotherapy agents
  • โœจ Use of photosensitizing medications

๐Ÿ“ Special Classifications

๐ŸŽฏ Classification by Location

Facial milia

  • ๐Ÿ“Œ Most common type
  • ๐Ÿ“Œ High level of cosmetic concern
  • ๐Ÿ“Œ Many patients seek treatment

Eyelid milia

  • ๐Ÿ”ธ Specific to the eyelid area
  • ๐Ÿ”ธ Somewhat more technically challenging to treat
  • ๐Ÿ”ธ More prone to recurrence

Genital milia

  • โš ๏ธ Relatively uncommon
  • โš ๏ธ Can be difficult to diagnose
  • โš ๏ธ Careful differentiation from other conditions is important

๐Ÿ”ฌ Classification by Pattern

Solitary milia

  • โœ… One or just a few lesions
  • โœ… Relatively straightforward to treat

Multiple milia

  • โšก Multiple lesions appearing in clusters
  • โšก Treatment takes more time
  • โšก More prone to recurrence

Milia en plaque

  • ๐Ÿ’ง A rare variant
  • ๐Ÿ’ง Spreads over a broad, plaque-like area
  • ๐Ÿ’ง Often resistant to treatment

For more on the relationship with hyperhidrosis, see our article: A Complete Guide to Types of Hyperhidrosis: Characteristics, Causes, and Treatment of Primary Hyperhidrosis, Explained by a Physician.


๐Ÿ”ฌ Diagnosis of Milia

๐Ÿ“Œ This section provides a detailed explanation of accurate diagnostic methods for milia and how to differentiate them from similar conditions.

๐ŸŽฏ Basic Diagnostic Process

Milia are primarily diagnosed through visual inspection. An experienced dermatologist can typically make an accurate diagnosis based on appearance alone in most cases.

๐Ÿ“ Medical History

The physician will ask detailed questions about the following:

Onset and progression

  • ๐Ÿ“Œ When did you first notice them?
  • ๐Ÿ“Œ Have they changed in size or number?
  • ๐Ÿ“Œ Is there any pain or itching?
  • ๐Ÿ“Œ Are there any other associated symptoms?

Medical history

  • ๐Ÿ”ธ Any history of skin conditions
  • ๐Ÿ”ธ Previous injuries or surgeries
  • ๐Ÿ”ธ Known allergies
  • ๐Ÿ”ธ Current medications

Family history

  • โœจ Do any family members have similar symptoms?
  • โœจ Any hereditary skin conditions in the family?

Lifestyle habits

  • โšก Skincare routine
  • โšก Cosmetics currently in use
  • โšก Daily skin irritants

๐Ÿ‘๏ธ Visual Examination

The physician carefully observes the following:

Appearance

  • ๐Ÿ’ง Size (typically 1โ€“2 mm)
  • ๐Ÿ’ง Color (white to yellowish-white)
  • ๐Ÿ’ง Shape (dome-shaped papule)
  • ๐Ÿ’ง Surface texture (smooth)
  • ๐Ÿ’ง Clarity of borders

Distribution and number

  • ๐Ÿ”ธ Location (around the eyes, cheeks, etc.)
  • ๐Ÿ”ธ Solitary or multiple
  • ๐Ÿ”ธ Symmetry

Condition of surrounding skin

  • โš ๏ธ Presence of inflammation
  • โš ๏ธ Concurrent skin conditions
  • โš ๏ธ Presence of scarring

๐Ÿ‘ Palpation

When necessary, the following are assessed:

Consistency

  • โœ… The firm texture characteristic of milia
  • โœ… Whether it is mobile
  • โœ… Estimated depth

๐Ÿ” Tests for Definitive Diagnosis

๐Ÿงช Trial Extraction

When the diagnosis is uncertain, the physician may confirm it using the following steps:

  1. Small incision: A fine needle is used to make a tiny opening in the skin surface.
  2. Content verification: The presence of a white keratin plug is confirmed.
  3. Pathological assessment: The nature of the extracted content is observed.

This procedure confirms the keratin plug that is characteristic of milia.

๐Ÿ”ฌ Skin Biopsy

Very rarely, a skin biopsy may be performed in the following situations:

  • ๐Ÿ“Œ Atypical appearance
  • ๐Ÿ“Œ Need to rule out a malignant condition
  • ๐Ÿ“Œ Resistance to treatment

๐ŸŽฏ Differential Diagnosis

It is important to distinguish milia from conditions that present similarly:

โš ๏ธ Key Differential Diagnoses

Closed comedones (whiteheads)

  • ๐Ÿ”ธ Distinguishing features: slightly larger, sebum-based, can become inflamed
  • ๐Ÿ”ธ Confirmation: contents are sebum-like rather than a white keratin plug

Syringoma

  • โœจ Distinguishing features: flatter and more spread out, skin-colored, often multiple
  • โœจ Confirmation: histological examination shows proliferation of sweat gland ducts

Sebaceous hyperplasia

  • ๐Ÿ’ง Distinguishing features: central umbilication, more yellow, larger
  • ๐Ÿ’ง Confirmation: presence of central dell, nature of contents

Molluscum contagiosum

  • โšก Distinguishing features: central dimple, contagious, mainly in children
  • โšก Confirmation: history of exposure, microscopic examination

Eccrine poroma

  • โœ… Distinguishing features: more common on palms and soles, slightly larger
  • โœ… Confirmation: location, histological examination

Related article: Which Medical Department Should You Visit for Hyperhidrosis? A Physician Explains the Relevant Specialties and Treatment Options by Symptom

๐Ÿ’ก Improving Diagnostic Accuracy

๐Ÿ‘จโ€โš•๏ธ From the Physician’s Perspective

Experience and knowledge

  • ๐ŸŽฏ Extensive clinical experience with a wide range of cases
  • ๐ŸŽฏ Staying current with medical developments
  • ๐ŸŽฏ Ability to differentiate from similar conditions

Examination skills

  • ๐Ÿ“‹ Observation under adequate lighting
  • ๐Ÿ“‹ Use of a magnifying lens
  • ๐Ÿ“‹ Thorough palpation

๐Ÿ™‹ From the Patient’s Perspective

Providing accurate information

  • ๐Ÿ” Describe any changes in symptoms accurately
  • ๐Ÿ” Share your medical history in detail
  • ๐Ÿ” Inform the physician of any cosmetics or skincare products you use

Cooperation during examination

  • ๐Ÿ“ Follow the physician’s instructions during the examination
  • ๐Ÿ“ Ask questions about anything you are unsure of
  • ๐Ÿ“ Discuss your treatment options thoroughly

๐Ÿ’Š Treatment Options for Milia

๐Ÿ“Œ This section provides a detailed explanation of the various treatment options for milia, including their benefits, drawbacks, and costs.

๐ŸŽฏ General Treatment Approach

Because milia are benign skin cysts that pose no health risk, treatment is not always necessary. However, many patients do seek treatment for cosmetic reasons.

๐Ÿ“‹ Criteria for Treatment

When treatment may be recommended

  • โœ… The patient has cosmetic concerns
  • โœ… The milia interfere with makeup application
  • โœ… They have grown and become more noticeable
  • โœ… Multiple milia are causing a visible cosmetic issue

When watchful waiting is appropriate

  • ๐Ÿ”ธ They are small and not very noticeable
  • ๐Ÿ”ธ The patient is not particularly bothered by them
  • ๐Ÿ”ธ In newborns or infants (where spontaneous resolution is possible)

๐Ÿ’ฐ Self-Pay Treatment Options

โšก CO2 Laser (Carbon Dioxide Laser)

Overview A method that uses a CO2 laser to ablate and remove milia.

Treatment principle

  • ๐Ÿ”ธ Laser energy is absorbed by water in the tissue
  • ๐Ÿ”ธ The tissue is instantly vaporized by the resulting heat
  • ๐Ÿ”ธ Thermal damage to surrounding tissue is minimized

Procedure

  1. Local anesthesia: Topical anesthetic cream or local injection
  2. Laser application: The laser is applied directly to the milium to ablate it
  3. Hemostasis and disinfection: Performed as needed
  4. Protection: The treated area is covered with an appropriate dressing

Advantages

  • โœจ Lower recurrence rate (approximately 5โ€“10%)
  • โœจ Precise depth control
  • โœจ Minimal bleeding
  • โœจ Less visible scarring
  • โœจ Multiple lesions can be treated in one session

Disadvantages

  • โš ๏ธ Higher cost as a self-pay treatment
  • โš ๏ธ Temporary indentation at the treatment site may occur
  • โš ๏ธ Risk of post-inflammatory hyperpigmentation
  • โš ๏ธ Relatively longer downtime

Cost

  • ๐Ÿ’ฐ Approximately 5,000โ€“15,000 yen per lesion
  • ๐Ÿ’ฐ Pricing varies by clinic

๐Ÿ’ซ Er:YAG Laser (Erbium:YAG Laser)

Overview A laser treatment that causes less thermal damage to surrounding tissue than the CO2 laser.

Characteristics

  • ๐Ÿ“Œ More precise ablation
  • ๐Ÿ“Œ Minimal impact on surrounding tissue
  • ๐Ÿ“Œ Faster healing
  • ๐Ÿ“Œ Lower risk of post-inflammatory hyperpigmentation

Indications

  • ๐ŸŽฏ Delicate areas such as around the eyes
  • ๐ŸŽฏ Cases where minimizing pigmentation risk is a priority
  • ๐ŸŽฏ Precise treatment of multiple lesions

โšก Fractional Laser

Overview Creates microscopic channels in the skin to facilitate removal of milia.

Characteristics

  • ๐Ÿ”ธ Suitable for treating broader areas
  • ๐Ÿ”ธ May also help improve overall skin texture
  • ๐Ÿ”ธ Relatively shorter downtime

๐Ÿ’Š Pharmacological Treatment

๐ŸŒŸ Tretinoin (Vitamin A Derivative)

Mechanism of action

  • โœจ Promotes skin cell turnover
  • โœจ Facilitates shedding of keratin
  • โœจ Helps clear blocked pores

How to use

  • ๐Ÿ“ Applied as a topical cream
  • ๐Ÿ“ For nighttime use only
  • ๐Ÿ“ Concentration is gradually increased over time

Efficacy

  • ๐ŸŽฏ Primarily preventive
  • ๐ŸŽฏ Limited effect on existing milia
  • ๐ŸŽฏ Requires continued use over an extended period

Side effects

  • โš ๏ธ Skin dryness
  • โš ๏ธ Redness and stinging
  • โš ๏ธ Peeling
  • โš ๏ธ Increased photosensitivity

๐Ÿงด Retinoid Creams

Types

  • ๐Ÿ’ง Adapalene (Differin)
  • ๐Ÿ’ง Tretinoin
  • ๐Ÿ’ง Retinol-containing cosmetic products

Precautions

  • ๐Ÿšจ Not to be used during pregnancy or breastfeeding
  • ๐Ÿšจ Thorough sun protection is essential
  • ๐Ÿšจ A gradual introduction to the routine is important

๐Ÿ“Š Treatment Outcomes and Prognosis

๐Ÿ“ˆ Treatment Success Rates

Extraction (comedone extractor method)

  • โœ… Immediate removal rate: approximately 95%
  • โš ๏ธ Recurrence rate: approximately 20โ€“30%
  • ๐Ÿ˜Š Patient satisfaction rate: approximately 80%

CO2 laser

  • โœจ Immediate removal rate: approximately 98%
  • โœจ Recurrence rate: approximately 5โ€“10%
  • ๐Ÿ˜Š Patient satisfaction rate: approximately 90%

๐Ÿ”„ Factors Contributing to Recurrence

Technical factors

  • ๐Ÿ”ธ Incomplete removal
  • ๐Ÿ”ธ Insufficient depth adjustment
  • ๐Ÿ”ธ Residual tissue left in the surrounding area

Patient-related factors

  • โšก Constitutional predisposition
  • โšก Inadequate skincare routine
  • โšก Lifestyle-related issues
  • โšก Insufficient UV protection

๐Ÿ’ก Selecting the Appropriate Treatment

๐Ÿ”ข For a Small Number of Lesions (approximately 1โ€“5)

  • โœ… Extraction is typically the first-line option
  • โœ… Good cost-effectiveness
  • โœ… Shorter downtime

๐Ÿ“ˆ For a Greater Number of Lesions (6 or more)

  • ๐Ÿ’ซ Laser treatment may be considered
  • ๐Ÿ’ซ Multiple lesions can be treated in one session
  • ๐Ÿ’ซ May offer better cost performance over the long term

๐Ÿ”„ For Recurrent Milia

  • ๐ŸŽฏ Consider switching to laser treatment
  • ๐ŸŽฏ Address underlying constitutional factors
  • ๐ŸŽฏ Strengthen preventive skincare measures

Related article: Is Hyperhidrosis Treatment Covered by Insurance? A Physician Explains Eligibility Criteria, Treatment Options, and Costs


๐Ÿ›ก๏ธ Prevention of Milia

๐Ÿ“Œ This section provides a detailed explanation of specific methods for preventing the development of milia and reducing recurrence.

๐Ÿ’ก Basic Prevention Principles

Because constitutional factors play a role in milia development, complete prevention is difficult. However, appropriate skincare and lifestyle adjustments can help reduce their occurrence and minimize recurrence.

๐Ÿงด Prevention Through Skincare

๐Ÿ’ฆ Proper Cleansing Technique

Choosing a cleanser

  • โœ… Select a cleanser suited to your skin type
  • โœ… Avoid cleansers with excessively strong cleansing action
  • โœ… Opt for low-irritation formulas
  • โœ… Choose products with a pH close to that of skin (mildly acidic)

Cleansing steps

  1. Wash your hands: Thoroughly clean your hands first.
  2. Pre-rinse with lukewarm water: Wet your face with water at approximately 32โ€“34ยฐC.
  3. Lather the cleanser: Work it into a rich, dense foam.
  4. Gentle cleansing: Use the foam to wash your face with light, gentle motions.
  5. Thorough rinsing: Rinse carefully to ensure no cleanser is left on the skin.
  6. Pat dry: Gently press a clean towel against your face to absorb moisture.

Cleansing habits to avoid

  • โš ๏ธ Scrubbing vigorously
  • โš ๏ธ Using very hot water
  • โš ๏ธ Cleansing more than necessary during the day
  • โš ๏ธ Overuse of facial cleansing brushes
  • โš ๏ธ Insufficient rinsing

๐Ÿ’ง Appropriate Moisturizing Care

Why moisturizing matters

  • โœจ Maintains the skin’s barrier function
  • โœจ Supports normal skin cell turnover
  • โœจ Helps regulate excess sebum production
  • โœจ Protects the skin from external irritants

Choosing a moisturizer

  • ๐ŸŽฏ Texture appropriate for your skin type
  • ๐ŸŽฏ Non-comedogenic (less likely to clog pores)
  • ๐ŸŽฏ Fragrance-free and dye-free
  • ๐ŸŽฏ Balanced oil content

How to moisturize

  1. Apply promptly after cleansing: Moisturize within 5 minutes of washing your face.
  2. Use an adequate amount: Do not skimpโ€”use a sufficient quantity.
  3. Apply gently: Press the product into the skin without rubbing.
  4. Pay attention to dry areas: Apply extra care to areas prone to dryness, such as around the eyes.

๐Ÿ”ฌ Exfoliation Care

Benefits of exfoliation

  • ๐Ÿ“Œ Removes dead skin cells
  • ๐Ÿ“Œ Promotes skin cell turnover
  • ๐Ÿ“Œ Helps prevent clogged pores
  • ๐Ÿ“Œ Improves skin texture and roughness

Types of exfoliants

  • ๐Ÿ”ธ AHAs (alpha-hydroxy acids): Glycolic acid, lactic acid, etc.
  • ๐Ÿ”ธ BHAs (beta-hydroxy acids): Salicylic acidโ€”oil-soluble and effective for pores
  • ๐Ÿ”ธ Enzyme-based: Papain, protease, etc.

Frequency and precautions

  • โšก Start with once or twice a week
  • โšก Adjust frequency based on how your skin responds
  • โšก Follow with thorough moisturizing
  • โšก Maintain consistent UV protection
  • โšก Discontinue use if irritation occurs

๐ŸŒฑ Prevention Through Lifestyle

๐ŸŽ Improving Nutritional Balance

Nutrients beneficial for skin health

Vitamin A

  • โœจ Supports normal skin cell turnover
  • โœจ Food sources: dark-colored vegetables, liver, eel
  • โœจ Recommended intake: 900 ฮผg/day for adult men, 700 ฮผg/day for adult women

B vitamins

  • ๐Ÿ’ง Support skin metabolism
  • ๐Ÿ’ง Food sources: brown rice, pork, fish, legumes
  • ๐Ÿ’ง Vitamins B2 and B6 are particularly important

Vitamin C

  • ๐Ÿ”ธ Supports collagen synthesis
  • ๐Ÿ”ธ Antioxidant properties
  • ๐Ÿ”ธ Food sources: citrus fruits, strawberries, vegetables

Vitamin E

  • โšก Antioxidant properties
  • โšก Promotes circulation
  • โšก Food sources: nuts, vegetable oils, fish

Zinc

  • ๐ŸŽฏ Supports skin repair
  • ๐ŸŽฏ Food sources: oysters, meat, seeds and nuts

Foods to limit

  • โš ๏ธ Excessively oily or greasy foods
  • โš ๏ธ Excessive intake of high-sugar foods
  • โš ๏ธ Excessive alcohol consumption
  • โš ๏ธ Excessive caffeine intake

๐Ÿ˜ด Improving Sleep Quality

The connection between sleep and skin

  • โœ… Promotes growth hormone secretion
  • โœ… Supports skin repair and regeneration
  • โœ… Helps regulate stress hormones
  • โœ… Supports normal skin cell turnover

Tips for better sleep

  • ๐Ÿ“Œ Maintain a consistent sleep and wake schedule
  • ๐Ÿ“Œ Limit smartphone use before bedtime
  • ๐Ÿ“Œ Keep the bedroom at an appropriate temperature and humidity
  • ๐Ÿ“Œ Avoid caffeine in the evening
  • ๐Ÿ“Œ Create a relaxing bedtime environment

๐Ÿ˜Œ Stress Management

The connection between stress and skin

  • โšก Hormonal imbalances
  • โšก Increased sebum production
  • โšก Disrupted skin cell turnover
  • โšก Weakened immune function

Ways to reduce stress

  • ๐Ÿ”ธ Regular, moderate exercise
  • ๐Ÿ”ธ Hobbies and relaxation activities
  • ๐Ÿ”ธ Adequate sleep
  • ๐Ÿ”ธ A well-balanced diet
  • ๐Ÿ”ธ Social connection and communication

Related article: What Is the Relationship Between Hyperhidrosis and the Autonomic Nervous System? A Physician Explains the Causes, Symptoms, and Treatment

โ˜€๏ธ UV Protection

โš ๏ธ The Relationship Between UV Exposure and Milia

Harmful effects of UV radiation

  • ๐Ÿ’ง Accelerates skin aging
  • ๐Ÿ’ง Disrupts skin cell turnover
  • ๐Ÿ’ง Weakens the skin barrier
  • ๐Ÿ’ง Triggers inflammation

๐Ÿ›ก๏ธ Effective Sun Protection Strategies

Choosing a sunscreen

  • โœจ SPF 30 or higher, PA+++ or above
  • โœจ Low-irritation formulas for sensitive skin
  • โœจ Consider water-resistant formulas when needed

How to apply

  • ๐ŸŽฏ Apply 30 minutes before going outdoors
  • ๐ŸŽฏ Reapply every 2โ€“3 hours
  • ๐ŸŽฏ Use an adequate amount
  • ๐ŸŽฏ Don’t forget the neck and ears

Additional protective measures

  • ๐Ÿ“Œ Wear a hat or use a parasol
  • ๐Ÿ“Œ Wear sunglasses
  • ๐Ÿ“Œ Wear long-sleeved clothing
  • ๐Ÿ“Œ Walk in the shade when possible

๐Ÿ’„ Choosing the Right Cosmetics

โš ๏ธ Ingredients to Avoid

Comedogenic ingredients

  • ๐Ÿ”ธ Myristic acid
  • ๐Ÿ”ธ Palmitic acid
  • ๐Ÿ”ธ Stearic acid
  • ๐Ÿ”ธ Oleic acid

Potentially irritating ingredients

  • โšก High concentrations of ethanol
  • โšก Artificial fragrances
  • โšก Artificial dyes
  • โšก Certain preservatives

โœ… Recommended Ingredients

Non-comedogenic ingredients

  • โœจ Squalane
  • โœจ Jojoba oil
  • โœจ Ceramides
  • โœจ Hyaluronic acid

๐Ÿฅ Regular Maintenance

๐Ÿ‘จโ€โš•๏ธ Routine Dermatology Check-ups

The value of regular visits

  • ๐Ÿ’ก Early detection and timely treatment
  • ๐Ÿ’ก Personalized skincare guidance
  • ๐Ÿ’ก Prevention strategies tailored to your skin type

When to see a dermatologist

  • ๐Ÿ“Œ As a routine check every 6 months to 1 year
  • ๐Ÿ“Œ When new milia appear
  • ๐Ÿ“Œ When you are unsure about your skincare routine
  • ๐Ÿ“Œ When skin concerns increase

๐Ÿ’† Professional Care

In-clinic treatments

  • ๐Ÿ”ธ Chemical Peeling
  • ๐Ÿ”ธ Iontophoresis
  • ๐Ÿ”ธ Light-based therapy
  • ๐Ÿ”ธ Prescription topical medications

Aesthetic salon treatments

  • โšก Deep pore cleansing
  • โšก Appropriate exfoliation treatments
  • โšก Moisturizing care
  • โšก Lymphatic massage

For more on epidermoid cysts (atheroma), see our article: How to Manage an Inflamed Epidermoid Cyst: A Physician Explains the Causes, Symptoms, and Treatment.


๐Ÿ‘จโ€โš•๏ธ Clinical Trends at Our Clinic [Physician’s Comment]

From Dr. Kota Takakuwa (Head of Treatment, IC Clinic Ikebukuro)

At our clinic, the number of patients seeking treatment for milia has been increasing year by year, and we have noticed that women in their 20s to 40s account for a particularly large proportion of consultations. As awareness of cosmetic skincare grows, more patients are coming to us over even minor skin changes, and we have seen approximately a 30% increase in consultations from patients saying, “I’m bothered by small white bumps around my eyes and can’t apply eye makeup properly.” At our clinic, we offer a wide range of options to suit each patient’s needsโ€”from insurance-covered procedures to self-pay treatmentsโ€”and we work to propose the most suitable treatment plan for every individual.

โ“ Frequently Asked Questions (FAQ)

๐Ÿ“Œ Here we answer the questions about milia most commonly asked by our patients.

๐Ÿ” About Milia: The Basics

Q1: Are milia contagious?

A: No, milia are not contagious. They are not caused by bacteria or viruses, but are benign cysts formed by the accumulation of keratin in the skin. They cannot be transmitted to family members or others around you. However, there may be cases where a genetic predisposition means milia tend to run in families.

Q2: Can milia turn into cancer if left untreated?

A: Milia do not transform into cancer (malignant tumors). They are entirely benign skin cysts and pose no risk to your health. They may grow in size over time, but remain benign. If the appearance changes or a milium grows rapidly, we recommend a consultation with a dermatologist to rule out other conditions.

Q3: Are milia in children different from those in adults?

A: Yes, the characteristics differ by age. Milia in newborns are a normal occurrence seen in 40โ€“50% of babies and most resolve on their own within about one month. In adults, however, milia rarely disappear on their own, and treatment is often required if they are bothersome. In children, milia that persist despite growth may also become candidates for treatment.

๐Ÿ’Š Questions About Treatment

Q4: Is treatment for milia painful?

A: The level of discomfort depends on the treatment method. With the most common extraction method, there is mild discomfort when the needle creates a small opening in the skin, but most patients find it manageable. For those concerned about discomfort, a topical anesthetic cream can be used. With laser treatment, local anesthesia is administered, so discomfort during the procedure is generally minimal.

Q5: Can I wear makeup after treatment?

A: With the extraction method, makeup is possible from the day of treatment, but avoid applying it directly over the treated area. You can resume your normal makeup routine from the following day. With laser treatment, a scab typically forms over the treated area, and makeup should be avoided on that area until the scab falls off naturally (usually within 1โ€“2 weeks). Concealer or foundation can be used over the surrounding area.

Q6: How much does treatment cost?

A: For insurance-covered extraction, the cost is typically a few hundred yen with a 30% co-payment (this varies with the number of milia). For self-pay laser treatment, the approximate cost is 5,000โ€“15,000 yen per lesion. Having multiple lesions treated together may reduce the overall cost. Please contact your chosen clinic for detailed pricing.

Q7: Can milia recur after treatment?

A: Unfortunately, recurrence is possible. Reported recurrence rates are approximately 20โ€“30% with extraction and approximately 5โ€“10% with laser treatment. Contributing factors include incomplete removal, constitutional predisposition, and inadequate skincare. Appropriate preventive care can help reduce the risk of recurrence.

๐Ÿ  Managing Milia in Daily Life

Q8: Is it safe to remove milia at home?

A: Please do not attempt to remove milia yourself. Trying to extract them with a needle or fingernail carries the following risks:
Bacterial infection and suppuration
Damage to surrounding skin
Permanent scarring or post-inflammatory hyperpigmentation
Pushing the content deeper into the skin
Misidentification of another condition
For safe and appropriate treatment, please always seek care from a dermatologist.

Q9: Are there skincare products that can cause milia?

A: The following types of products may contribute to the development of milia:
Heavy creams or oils with a high oil content
Cosmetics containing comedogenic (pore-clogging) ingredients
Strongly irritating cleansers or exfoliants
Toners with a high alcohol content
We recommend choosing products labeled as non-comedogenic.

Q10: Are there foods that can help prevent milia?

A: No specific foods have been proven to directly prevent milia. However, foods rich in nutrients that support skin health are generally recommended:
Vitamin A: dark-colored vegetables, liver
B vitamins: brown rice, fish, legumes
Vitamin C: citrus fruits, vegetables
Zinc: oysters, meat
Omega-3 fatty acids: fish, nuts
Maintaining a well-balanced diet is key.

๐Ÿคฐ Special Circumstances

Q11: Can milia be treated during pregnancy or breastfeeding?

A: The extraction method can be performed safely during pregnancy and breastfeeding. However, laser treatment and certain topical medications (such as tretinoin) should be avoided. Please be sure to inform your physician if you are pregnant or breastfeeding. In many cases, it is advisable to begin treatment after delivery and the completion of breastfeeding.

Q12: I have atopic dermatitis โ€” can I still be treated for milia?

A: Treatment is possible for patients with atopic dermatitis, but the approach may need to be adjusted depending on the condition of your skin and any medications you are currently using. It is generally advisable to prioritize managing the dermatitis first, and then proceed with milia treatment once the skin has stabilized. Please provide detailed information about your current treatment at the time of consultation.

Q13: How can I tell milia apart from similar conditions?

A: Key differences include:
Whiteheads (closed comedones): Slightly larger and can become inflamed Syringoma: Flat and spread out, skin-colored Molluscum contagiosum: Has a central dimple and is contagious Sebaceous hyperplasia: Has a central depression and is more distinctly yellow
An accurate diagnosis requires examination by a dermatologist.

๐Ÿ“Š Treatment Outcomes and Expectations

Q14: Will my skin look normal right after treatment?

A: Recovery time varies depending on the treatment method:
Extraction:
Day of treatment: mild redness
Next day: largely unnoticeable
2โ€“3 days: fully normalized
Laser treatment:
Day of treatment to 1 week: scab formation
1โ€“2 weeks: scab falls off
1โ€“3 months: redness fully resolves

Q15: Can all milia be removed in a single treatment?

A: This depends on the number and location of the milia:
Few lesions (1โ€“5): can typically be addressed in one session
Many lesions (6 or more): treatment is often spread over several sessions
Delicate areas such as around the eyes: treatment proceeds carefully in stages
We will discuss your treatment plan in detail during your consultation.


โš ๏ธ Important Considerations and Summary

๐Ÿ“Œ This section provides a detailed explanation of the key points to keep in mind when treating milia and future outlook.

๐Ÿšจ Key Points to Keep in Mind When Treating Milia

โš ๏ธ Risks of Self-Diagnosis

While milia are relatively straightforward to diagnose, many similar conditions exist. Inappropriate self-treatment based on an incorrect self-diagnosis can lead to the following risks:

Risks of misdiagnosis

  • ๐Ÿ”ธ Confusing milia with contagious conditions such as molluscum contagiosum
  • ๐Ÿ”ธ Missing a malignant lesion
  • ๐Ÿ”ธ Delaying appropriate treatment
  • ๐Ÿ”ธ Unnecessary and ongoing worry

Risks of self-treatment

  • โšก Bacterial infection and suppuration
  • โšก Permanent scarring or post-inflammatory hyperpigmentation
  • โšก Pushing the content deeper into the skin
  • โšก Damage to surrounding tissue

We strongly recommend obtaining an accurate diagnosis from a qualified dermatologist.

๐ŸŽฏ Considerations When Choosing a Treatment

Respecting individual preferences

  • โœจ The degree of cosmetic concern varies from person to person
  • โœจ Financial considerations should also be taken into account
  • โœจ Tolerance for downtime differs among individuals
  • โœจ Attitudes toward recurrence vary as well

Thorough discussion with your physician

  • ๐Ÿ’ง Ask for a full explanation of all available treatment options
  • ๐Ÿ’ง Make sure you understand the benefits and drawbacks of each option
  • ๐Ÿ’ง Clarify the expected cost and timeframe
  • ๐Ÿ’ง Don’t hesitate to ask any questions you may have

๐Ÿ’Š The Importance of Aftercare

Post-treatment skincare Appropriate care after treatment is important for maximizing results and helping to prevent recurrence:

  • ๐Ÿ”ธ Keep the treated area clean
  • ๐Ÿ”ธ Maintain appropriate moisturizing care
  • ๐Ÿ”ธ Maintain consistent UV protection
  • ๐Ÿ”ธ Avoid irritating cosmetics
  • ๐Ÿ”ธ Attend regular follow-up appointments

Continuing to improve lifestyle habits Alongside treatment, addressing underlying contributing factors is also important:

  • โšก Maintaining a well-balanced diet
  • โšก Getting adequate sleep
  • โšก Managing stress
  • โšก Regular, moderate exercise
  • โšก Quitting smoking and limiting alcohol

๐Ÿ’ญ Living with Milia: A Helpful Perspective

๐Ÿ˜Š Addressing Cosmetic Concerns

While milia are a benign condition with no health implications, some people experience psychological distress due to their appearance. Please keep the following in mind:

Maintaining perspective

  • โœ… They are often less noticeable to others than you might think
  • โœ… There is no need to strive for flawless skin
  • โœ… Various skin changes are a natural part of aging

Choosing the right approach

  • ๐Ÿ’ก Don’t let them overwhelm you โ€” consider treatment if they are bothering you
  • ๐Ÿ’ก Choose options that are realistic within your financial and time constraints
  • ๐Ÿ’ก Prioritize consultation with a trusted physician

๐ŸŒฑ Long-Term Skin Health Management

Regardless of whether milia are present, a long-term perspective on maintaining healthy skin is important:

A preventive approach

  • ๐ŸŽฏ Consistent daily skincare
  • ๐ŸŽฏ Improving lifestyle habits
  • ๐ŸŽฏ Regular dermatology visits
  • ๐ŸŽฏ Commitment to early detection and timely care

Age-appropriate care

  • ๐Ÿ“Œ 20s: establishing a foundational skincare routine
  • ๐Ÿ“Œ 30s: strengthening preventive care
  • ๐Ÿ“Œ 40s and beyond: adapting to age-related skin changes

๐Ÿ”ฎ Looking Ahead

๐Ÿ’ซ Advances in Treatment Technology

Treatment for milia is expected to continue evolving:

New laser technologies

  • โœจ More precise treatment
  • โœจ Shorter downtime
  • โœจ Further reduction in recurrence rates

Advances in pharmacological treatment

  • ๐Ÿ”ธ Development of more effective topical agents
  • ๐Ÿ”ธ Treatments with a more favorable side effect profile
  • ๐Ÿ”ธ Agents with stronger preventive properties

Improvements in diagnostic technology

  • โšก More accurate diagnostic equipment
  • โšก Non-invasive diagnostic methods
  • โšก Greater accuracy in early diagnosis

๐Ÿฅ The Growing Importance of Preventive Medicine

Alongside advances in treatment, a preventive medicine approach is becoming increasingly important:

Personalized medicine

  • ๐Ÿ’ง Understanding individual predispositions through genetic testing
  • ๐Ÿ’ง Prevention strategies tailored to the individual
  • ๐Ÿ’ง Customized treatment plans

Integration of lifestyle medicine

  • ๐ŸŒฑ Clarifying the relationship between skin conditions and lifestyle factors
  • ๐ŸŒฑ A comprehensive approach to overall health management
  • ๐ŸŒฑ Scientific validation of preventive measures

Related article: Is Hyperhidrosis Hereditary? A Physician Explains the Probability of Passing It from Parent to Child and How to Address It

๐Ÿ“ Final Summary

Milia are a common skin condition experienced by many people. Let’s review the key points:

  • ๐Ÿ“Œ Benign skin cysts that pose no health risk
  • ๐Ÿ“Œ Rarely resolve on their own, particularly in adults
  • ๐Ÿ“Œ Many people seek treatment for cosmetic reasons

๐Ÿ’ก Appropriate Response

  • โš ๏ธ Avoid self-diagnosis and self-treatment
  • โš ๏ธ An accurate diagnosis by a qualified dermatologist is important
  • โš ๏ธ Treatment should be chosen based on individual circumstances

๐Ÿ’Š Treatment Options

  • โœ… Insurance-covered extraction (lower financial burden)
  • โœ… Self-pay laser treatment (lower recurrence rate)
  • โœ… Pharmacological treatment (primarily preventive)

๐Ÿ›ก๏ธ Prevention and Care

  • ๐ŸŽฏ Consistent and appropriate skincare routine
  • ๐ŸŽฏ Improving lifestyle habits
  • ๐ŸŽฏ Regular dermatology visits
  • ๐ŸŽฏ Thorough UV protection

๐Ÿ˜Š Mindset

  • ๐Ÿ’ก Don’t let milia weigh on you โ€” consider treatment if they are a concern
  • ๐Ÿ’ก Commit to long-term skin health management
  • ๐Ÿ’ก Prioritize consultation with a trusted physician

If you are concerned about milia, please do not hesitate to consult a dermatologist. With appropriate diagnosis and treatment, many patients achieve satisfying results.

At IC Clinic Ikebukuro, we provide personalized care for each patient, from the diagnosis of milia through to treatment. Please feel free to reach out with even the smallest concern. We are here to support you in achieving healthy, beautiful skin.


๐Ÿ“š References

  1. Berk DR, Bayliss SJ. Milia: a review and classification. J Am Acad Dermatol. 2008;59:1050-63.
  2. EPSTEIN W, KLIGMAN AM. The pathogenesis of milia and benign tumors of the skin. J Invest Dermatol. 1956;26:1-11.
  3. Connelly T. Eruptive milia and rapid response to topical tretinoin. Arch Dermatol. 2008; 144(6):816-817.
  4. Nambudiri VE, et al. Milia en plaque of the nose: report of a case and successful treatment with topical tretinoin. Pediatrics. 2014; 133(5):e1373-1376.
  5. Multiple milia localized to the vulva. J Dermatol. 1996; 23(6):427-428.
  6. Japan Dermatological Association: Dermatology Q&A “Atheroma (Epidermoid Cyst)” https://www.dermatol.or.jp/qa/qa17/q10.html
  7. Japanese Journal of Dermatology, various issues: “Clinical studies on milia”
  8. Skin Research (Hifu Rinsho), various issues: “Diagnosis and treatment of milia”
  9. Journal of the Japanese Society for Aesthetic Dermatology: “Laser treatment of milia”
  10. Journal of the Japanese Society of Plastic and Reconstructive Surgery: “Surgical treatment of milia”

Disclaimer: This article is intended for general informational purposes only and is not a substitute for individual medical diagnosis or treatment. If you have any concerns about your symptoms, please consult a qualified healthcare professional at a medical institution.

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