Natural betaine (trimethylglycine), jo usually sugar beet se milta hai, ek chhota osmolyte hai jo skin mein pani attract aur retain karta hai. Yeh cells ko osmotic aur environmental stress se protect karta hai. Skincare aur cosmetics mein commonly use hota hai kyunki skin ko hydrate rakhne mein madad karta hai aur dehydration se bachaata hai.