Triolein ek triglyceride hai jo glycerol aur three oleic acid molecules se bana hota hai. Skincare mein iska use emollient aur occlusive ke taur par hota hai jo skin ko soft aur supple banata hai. Yeh transepidermal water loss ko kam karne mein madad karta hai aur skin ki moisture ko lock rakhta hai. Saath hi iska use lipophilic solvent ke roop mein bhi hota hai.