Procysteine

AI-analyzed

INCI: OXOTHIAZOLIDINECARBOXYLIC ACID

antioxidantskin conditioningchelating

What it does

A derivative of cysteine, often used as an antioxidant, skin conditioning agent, or to support skin barrier function in cosmetic products.

Beneficial for

sun damagedrynesstexturefine lineswrinklesagingdullness

Safety summary

Generally considered safe for cosmetic use.

CAS Number

19771-63-2

For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.