Assessment of Skin Photoallergy Risk in Cosmetics Containing Herbal Extract Ingredients

Conclusion: We have shown thatCoptis, shikonin, or curcumin at 5% concentration in cosmetics could be applied safely without inducing contact allergic and photosensitive reactions on the skin. These findings advance the understanding of herbal extract use in cosmetic ingredients as related to the fields of dermatopharmacology and dermatotoxicology.Skin Pharmacol Physiol
Source: Skin Pharmacology and Physiology - Category: Dermatology Source Type: research