SkincareSafety Guide

Skin

Understand your skin type, tone, and what your skin is doing.

View all skin guides

Start here

Skin typesThe main skin types and how they differ.Find your skin typeA practical identification guide.What different skin types look likeVisual differences between common skin types.

Common skin questions

Oily skinWhat oily skin means and how to read it.Skin type changesHow skin type can shift over time.Skin type and ageHow visible aging differs by skin type.
Not sure where to start?Use the skin-type guide before choosing routines or ingredients.

Concerns

Start from a skin problem or visible change.

View concern guides

Oil and acne

Why oily skin happensThe main drivers behind excess oil.Oily skin and acneHow oil can contribute to breakouts.Can oily skin cause acne?A direct answer to the oil-acne link.

Changes and warning signs

Stress and oily skinHow stress may affect oiliness.Dehydration and oilinessWhy skin can feel oily and dehydrated.Skin cancer signsVisual signs that need professional attention.
Looking for a solution?Start with what oily skin actually needs before adding stronger products.

Ingredients

Understand what ingredients do and whether they fit your skin.

View ingredient questions

Explore ingredients

NiacinamideA practical ingredient overview.Vitamin C serumWho can use vitamin C and when to be careful.RetinolHow retinol fits different skin types.

Use safely

Salicylic acidWhere this acne-focused ingredient fits.Niacinamide for all skin typesSuitability across skin types.Ingredient comparisonsUse comparisons to avoid mismatched decisions.
Can my skin use this?Browse compatibility questions before adding a new active.

Routines

Turn skin information into daily decisions.

View routine questions

Daily basics

Does every skin type need moisturizer?A basic routine decision.Does every skin type need sunscreen?Where SPF fits in daily care.What oily skin needsA simple care direction for oily skin.

Adjust over time

Skin changes with ageWhen your routine may need to change.Seasonal skin changesHow weather affects skin behavior.Korean skincare approachWhat is useful beneath the trend.
Starting from scratch?Begin with moisturizer, sunscreen, and one skin-specific need.

Products

A small selection of skincare products recommended by OuterDerm for simple, effective everyday routines.

View all products

Recommended picks

Daily SunscreenDaily UV protection that has to be wearable enough to stick with.Azelaic AcidA focused 10% azelaic acid when uneven tone or blemish marks are the concern.Gentle CleanserComfortable cleansing when tight or squeaky skin is a warning sign.
Not sure where to start?Browse three carefully selected essentials, then ask on WhatsApp before you order.

Learn

Go deeper into skin science, myths, evidence, and safety.

View learning guides

Hazardous ingredients

Safety hubStart with mercury, steroids, PPD and other hazardous substances.Ingredient safety indexBrowse Phase 1 and Phase 2 hazardous ingredients.Mercury in whitening creamsLabel names, Punjab alerts, and what to do now.

Product literacy

Product literacy hubHow to read labels, claims, and INCI lists before you buy.How to read an ingredient labelINCI order, Parfum, and missing-list red flags.Fragrance-free vs unscentedHow to verify a fragrance-free claim on the ingredient list.How to choose sunscreenBroad spectrum, wearability, and a readable pack — not a fairness claim.

Skin science

Skin color geneticsHow inherited traits shape skin color.Skin color typesHow skin tone is commonly grouped.Are skin types genetic?What genetics can and cannot explain.

Evidence and myths

Can all skin types tan?Tanning, risk, and skin type.Is oily skin good or bad?A balanced view of oily skin.Why Korean skin looks flawlessTrend claims translated into practical basics.
Want the evidence layer?Use why-guides when you want causes, mechanisms, and context.

Unauthorised colourants

Check label first

Unknown bright dyes in informal makeup — check for proper CI/INCI listing.

Main concern: FDA colour additive rules define permitted cosmetic dyes; unapproved colours may carry unknown toxicity profiles.

Do now: Stop unlabeled lip/cheek stains; prefer traceable products with full ingredient lists.

High severityModerate confidenceModerate confidence evidence

Last reviewed 17 Aug 2026

Label par naam check karein Agar use kar chuke hain Evidence aur sources dekhein
Moderate confidence1 source Reviewed 17 Aug 2026OuterDerm fact-check deskModerate confidence · 1 source(s) on file Evidence aur sources dekhein
What it isDye substances not approved for cosmetic use in regulated markets, sometimes found in informal lip/cheek tints or counterfeit makeup.
Where foundInformal lip tint · Counterfeit colour cosmetics · Unlabeled cheek/lip stain · Online dupes without traceable brand
Main concernFDA colour additive rules define permitted cosmetic dyes; unapproved colours may carry unknown toxicity profiles.
What to doStop unlabeled lip/cheek stains; prefer traceable products with full ingredient lists.

ExplainWhat the substance is

Dye substances not approved for cosmetic use in regulated markets, sometimes found in informal lip/cheek tints or counterfeit makeup.

Kuch bright ya long-lasting colourants regulators ki approved list mein nahi hote — informal lip/cheek tint ya party makeup mein mil sakte hain. Unknown dye source se bachain.

LabelsLabel par naam check karein

CI unknownlabel nameFD&C (unverified)label nameRhodaminechemical
Scientific / common name
Unauthorised colourants
Short name
Unapproved dyes

WhereWhere it may be found

Not every product in these categories contains this substance. These are common contexts where exposure has been documented or reported.

Common product categories

  • Informal lip tint
  • Counterfeit colour cosmetics
  • Street vendor makeup

Typical exposure contexts

  • Unlabeled cheek/lip stain
  • Online dupes without traceable brand
  • Market stalls without ingredient lists
Why it appears in products
  • Cheap vivid colour in informal products
  • Counterfeit copies of branded makeup

If usedAgar use kar chuke hain

  • Stop using unlabeled tint
  • Keep product for reporting if possible
  • Seek advice for persistent lip swelling

Keep the product, batch code and seller details in a sealed bag for reporting if needed.

OuterDerm does not diagnose reactions or prescribe treatment. Use professional care when symptoms concern you.

Report a suspected product

RiskWhen it becomes risky

  • Daily lip use of unknown dye
  • Products with no INCI list
  • Bright stains that never fade (adulteration suspicion)

HealthHealth effects by evidence strength

moderate evidence

  • Regulatory and toxicity concerns

    FDA colour additive rules define permitted cosmetic dyes; unapproved colours may carry unknown toxicity profiles.

    Color additives in cosmetics

Medical

Symptoms requiring medical advice

  • Lip swelling from new informal tint
  • Persistent oral irritation

PopulationsPregnancy, children & workers

  • Children

    Avoid face paint or lip products without readable ingredient lists on children.

    Color additives in cosmetics

RegulatoryStatus by jurisdiction

Jurisdiction Status As of Sources
United States (FDA context)Only listed colour additives are permitted in cosmetics; unapproved dyes are unlawful in U.S. commerce.2026-08-17Color additives in cosmetics

ProductsVerified product findings

OuterDerm ke paas is waqt koi reviewed product-specific finding publish karne ke liye available nahi.

AlternativesSafer alternatives

  • Buy from traceable brands with full INCIproduct category

    Permitted colourants appear as CI or FD&C numbers on regulated products.

UnderstandIs substance ko detail mein samjhein

Choose differentlySafer alternatives aur routines

ReviewSources & update history

Author: OuterDerm editorial team

Reviewer: OuterDerm fact-check desk

Last reviewed: 17 Aug 2026

  • Color additives in cosmetics — U.S. Food and Drug Administration · Accessed 2026-08-17 · United States

    Supports: Only approved colour additives may be used in cosmetics.