Glycolic acid ek alpha-hydroxy acid hai jo sugar cane se aata hai. Yeh dead skin cells ko hata kar exfoliate karta hai aur skin ke surface par se purani layer ko remove karta hai. Isse skin texture acha hota hai, skin tone even ho jaata hai, aur aging ke signs kam dikhte hain. Glycolic acid se skin cell turnover tezz hota hai jo skin ko fresh aur smooth banata hai. Chemical peels mein iska bahut use hota hai.