Isostearic acid ek branched-chain fatty acid hai jo cosmetic formulations mein emollient, co-emulsifier aur dispersing agent ke taur par use hota hai. Ye product ko smooth aur creamy texture deta hai aur spreadability ko improve karta hai. Isostearic acid oxidative stability mein bahut accha hai aur liquid consistency maintain karta hai jo skincare products ko lightweight feel deta hai.