Ingredient

Allantoin

Korean label: 알란토인

A gentle skin-conditioning agent that soothes irritation and supports the skin's barrier; it also has mild keratolytic action that helps shed and soften rough, flaky skin.

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Ceramide Np

A skin-identical lipid that rebuilds the moisture barrier.

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What it does

moderate evidence

Benefits

Calms redness and irritation in sensitive or compromised skin
Helps soften and smooth dry, rough patches
Supports wound healing and skin protection
Very low risk of stinging or breakouts

Side effects

Very well tolerated; adverse reactions are rare
As with any ingredient, an isolated allergy is theoretically possible

Who it's for

Sensitive, irritated, or dry skin needing a gentle soother

Who should be careful

No known contraindications at typical cosmetic concentrations

Allantoin (CID 204)reference

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Snail mucin

Snail mucin; a hydrating, repairing ingredient popular in K-beauty for plumping and soothing skin.

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Vitamin B3

A form of vitamin B3 that reduces redness, evens skin tone, and helps strengthen the skin barrier.

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Azelaic Acid

Calms redness and fades post-acne marks; one of the few actives considered pregnancy-friendly.

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Products with Allantoin (222)

Soho N.y.c

SOHO N.Y.C. Anti-Aging No Rinse 2in1 Face Serum + Mask

skincare · mask

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What it does

Benefits

Side effects

Who it's for

Who should be careful

More similar ingredients

Products with Allantoin (222)