SkincareSafety Guide

Skin

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

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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.

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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.

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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.

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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.

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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.

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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.

Product literacy

What Does Fragrance-Free Mean?

Fragrance-free should mean the formula has no added perfume. Unscented is different: a product can still contain masking fragrance so it smells like “nothing.” The INCI list is the check.

Quick answerFragrance-free should mean no added fragrance.

By Skin Editorial Team · Updated Aug 17, 2026 · 3 min read

Simple skincare bottles where fragrance-free claims appear on pack
Fragrance-freeNo added perfume, in principle
UnscentedMay still mask odor
INCI cluesParfum, essential oils, allergens
ConfirmRead the full list

Key answer

Yes - if the INCI agrees

Fragrance-free is meaningful only when the INCI has no Parfum, no perfume allergens you care about, and no scent essential oils.

Evidence
Moderate - Yes - if the INCI agrees
Best for
Checking packs when you already react to perfume
Limitation
Trusting the front of the bottle without the list

See what the evidence shows

Short version

Story in brief

Added fragrance is a common trigger for people with reactive or eczema-prone skin. The useful skill is spotting it under different names.

Parfum / Fragrance is the obvious one. Essential oils such as Lavandula, Citrus, and Mentha can also be there for scent. Individual allergens such as Linalool or Limonene often appear near the end of the list.

Some formulas smell like their base ingredients even when no perfume was added. That can still be fragrance-free. Smell alone cannot settle the question.

Mental model

Visual explanation

Evidence

What the evidence shows

Your nose is not the test. A product can smell faint and still contain fragrance allergens. The list is the test.

Use this section to decide

Does this advice apply to me?

Find the concern or goal closest to yours, then use the fit signal to decide how much weight to give this guide.
Strong fit means the advice is central to that goal.Depends means formula, tolerance, or context matters more.Use caution means do not treat it as the main answer.

  • If your goal is

    Fragrance-freeUsually relevant
    Fit signal
    Often useful

    No added perfume

  • If your goal is

    UnscentedDepends
    Fit signal
    Possible fit

    May mask odor

  • If your goal is

    Confirm withUse caution
    Fit signal
    Limited evidence

    INCI list

Practical use

How to use it

  1. Open the INCI

    Search for Parfum, Fragrance, and essential-oil names.

  2. Scan the tail

    Allergen names often sit after the 1% line.

  3. Match the claim to the list

    If they disagree, trust the list.

Safety

Side effects and cautions

  • Buying “unscented” when you meant fragrance-free

    Read the INCI. Unscented can still include masking fragrance.

  • Assuming a herbal smell means the product is cleaner

    Plant scent is still scent. Check the names.

Fit

Who should be careful

  • Trusting the front of the bottle without the list

Helpful context

What else is worth knowing

Fragrance words on pack

Fragrance-free

Should mean no added perfume.

Confirm on the INCI.

Unscented

May still contain masking fragrance.

Not the same claim.

Parfum

Added scent mix.

Incompatible with a strict fragrance-free read.

Before you buy

No Parfum on INCI

The claim and the list agree.

Unscented only

Read the tail of the list.

Natural fragrance

Still scent materials.

Worth noting

Small details that can change the answer

  • Parfum. One INCI word can cover many scent materials.
  • Unscented. May use masking fragrance so the base odor is less noticeable.
  • Essential oils. Plant oils used for scent still count as fragrance for many reactive users.

Fragrance-free and unscented are not interchangeable.

Parfum, essential oils, and listed allergens are the practical test.

Smell is not proof of absence.

Product Label Explainer

Words to check on the list

Parfum / FragranceAdded scent mix.

If this is present, the product is not fragrance-free.

avoid
Linalool, Limonene, GeraniolCommon fragrance allergens often listed near the end.

They frequently come from perfume or essential oils.

caution
Lavandula / Citrus oilsEssential oils used for scent or “natural fragrance.”

A fragrance-free seeker usually wants these absent too.

caution

Claim vs list mismatches

  • Front says fragrance-free, INCI still lists Parfum
  • Unscented plus a long tail of fragrance allergens
  • “Natural fragrance” presented as if it cannot irritate

Scent myths

Myth

If I cannot smell it, there is no fragrance.

Reality

Masking fragrance and low-dose allergens can still be on the list.

Myth

Essential oils are a gentler substitute for perfume.

Reality

They are still scent materials and can irritate.

Questions

Frequently asked questions

Can a fragrance-free product still have a smell?

Yes. Base ingredients can smell faintly even when no perfume was added. The INCI still decides whether perfume materials are present.

Are “allergy tested” and fragrance-free the same?

No. Allergy tested is another loosely used claim. Check the list for Parfum and known allergens you already react to.