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Moisturizing & Barrier

Allantoin

christmas-skincare-gift
SoothingFirmness / AgingBarrierMoisturizing
INCI: Allantoin
In short · TL;DR
Category
Moisturizing & Barrier
Effect
Anti-inflammatory, wound healing promotion, skin roughness prevention, stratum corneum softening
Concentration
0.1-2%. Approved as quasi-drug active ingredient (skin roughness prevention)
Effect
Anti-inflammatory, wound healing promotion, skin roughness prevention, stratum corneum softening
Mechanism
Comfrey-derived ingredient. Promotes cell proliferation and accelerates tissue repair. Anti-irritant action to calm sensitive and post-inflammatory skin. Promotes water binding in the stratum corneum
Typical concentration
0.1-2%. Approved as quasi-drug active ingredient (skin roughness prevention)
Onset
Anti-inflammatory/calming: several days to 1 week. Skin roughness improvement: 2-4 weeks
Cautions
Extremely high safety. Suitable for virtually all skin types
Evidence & references
MHLW-approved quasi-drug active ingredient. Long history of use
Journal

Related Journal

6
Skin Longevity SeriesThe Invisible Dryness Under Air Conditioning — The Science of TEWL and Barrier FunctionSkin Longevity SeriesThe 3-Day Obon Reset ── A Concentrated Rest Protocol for Sun-Tired SkinSkin Longevity SeriesThe Season-Change Switch: How the Autonomic Nervous System and the Skin Barrier Move TogetherSkin Longevity SeriesThe Science of Skin and Gut — Decoding the Skin-Gut AxisSkin Longevity SeriesThe 24-Hour Pre-Party ProtocolSkin Longevity SeriesGifting "Functional Longevity" This Christmas — Choosing Skincare as a Scientific Gift
This page is reference information and does not guarantee efficacy. Figures vary by test conditions (in vitro / manufacturer / concentration). It does not indicate pharmaceutical efficacy.
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