Lysine ek essential amino acid hai jo skincare mein mainly skin-conditioning aur humectant ki tarah kaam karta hai. Yeh collagen aur protein structure ko support karta hai aur skin ko hydrate rakhne mein madad karta hai. Isse skin healthy aur smooth rehti hai. Moisturizers aur serums mein commonly use hota hai aur sabhi skin types ke liye generally safe aur well-tolerated hai.