Arginine ek basic amino acid hai jo skincare mein pH buffer aur humectant ke tarah kaam karta hai. Yeh skin ko hydrate rakhta hai aur skin barrier ko strong banata hai. Iska use acidic ingredients ke saath kiya jata hai kyunki yeh pH ko balance karta hai. Sabhi skin types ke liye safe aur well-tolerated hai, especially sensitive skin ke liye accha hai.