Mannitol ek sugar alcohol hai jo mainly humectant ke taur par kaam karta hai aur skin ke texture ko better banata hai. Yeh free radicals ko bhi neutralize karta hai. Mostly isse formulation ko thik-thaak consistency dene ke liye use hota hai, na ki kisi specific skin benefit ke liye. Dry skin ya sensitive skin walo ke liye generally safe aur effective maana jata hai.