Amino acid; participates in collagen synthesis and acts as a pH regulator replacing synthetic alkalis. In skin formulas works as a mild humectant.
Topical application
CWeak evidence. In vitro data, open-label studies, or expert consensus.
Safe pH regulator and auxiliary humectant. Standalone clinical skin effects are limited.
Irritation potential
LowAllergen risk
LowPregnancy
SafeSuitable for
Arginine is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
Arginine suits: normal, dry, oily, combination, sensitive.
Amino acid; participates in collagen synthesis and acts as a pH regulator replacing synthetic alkalis.
The INCI name is Arginine. It may also appear as: L-Arginine, Аргинин, L-Аргинин.
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