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What Is Vitiligo? Dermatologists Explain Skin Condition: 'Not Infectious Or Caused By Anything You Eat'

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 Vitiligo is a chronic skin condition in which the body loses pigment—called melanin—leading to white or light patches on the skin. Dermatologists emphasize that it is NOT infectious, NOT contagious, and NOT caused by your diet.

Here’s a clear, doctor-style explanation:

✅ What Exactly Is Vitiligo?

Vitiligo happens when your immune system mistakenly attacks melanocytes, the cells that produce skin pigment.
As these cells stop working, patches of skin become lighter or completely white.

✅ Vitiligo: A Precise Definition

Vitiligo is an autoimmune pigment disorder where the body’s immune system mistakenly attacks melanocytes.
When these pigment-producing cells are lost, the skin becomes white, pale, or lighter in those areas.

⭐ Key Features

1. Not infectious

You cannot catch vitiligo from someone or spread it to others.

2. Not caused by food

No food triggers vitiligo or makes it contagious.

3. Not dangerous

Vitiligo does not cause physical harm, but it can affect emotional well-being.

4. Can appear anywhere

Hands, face, feet, elbows, around the eyes, mouth, and even on hair and eyelashes.

5. Affects all skin types

More visible in darker skin but occurs in every skin tone.

  • Well-defined white patches on the skin

  • Commonly appears on: hands, face, feet, joints, around body openings (eyes, mouth)

  • Can affect hair, causing white/grey strands

  • May progress slowly or rapidly—unpredictable

  • Not painful and not dangerous, but can affect confidence

❌ What Vitiligo Is NOT Caused By

🩺 Why Does It Happen?

Doctors believe vitiligo occurs due to a mix of:

Not everyone with these triggers gets vitiligo—it’s a complex condition.

Dermatologists clarify:

  • Not infectious — You cannot “catch” it from someone

  • Not caused by food or diet

  • Not because of poor hygiene

  • Not related to lifestyle mistakes

It is primarily an autoimmune and genetic condition.

🎯 Who Gets Vitiligo?

  • Can occur in any age, but often starts before 30

  • More noticeable in people with darker skin but occurs in all skin tones

  • Family history increases risk slightly

  • Often associated with other autoimmune issues like thyroid problems (but not always)

🩺 Treatments Dermatologists Recommend

Treatment depends on the extent and location:

1. Topical medications

2. Light therapy (NB-UVB)

Most effective for spreading vitiligo.

3. Excimer laser

Good for small areas (face, hands).

4. Surgical options

Skin grafting, melanocyte transplant (for stable cases).

5. Camouflage

Dermatologically safe concealers.

6. Newer therapies

⭐ Lifestyle Tips (to Support Treatment)

  • Use broad-spectrum sunscreen (because depigmented skin burns easily)

  • Avoid skin injuries (Koebner phenomenon: patches can appear on injured skin)

  • Manage stress (can trigger flare-ups in some).

    🔍 Types of Vitiligo

    • Non-segmental vitiligo (most common): appears symmetrically on both sides

    • Segmental vitiligo: appears on one side/one area; spreads for 1–2 years then stabilizes

    ✔ Symptoms That Suggest Early Vitiligo

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