Vitamin K (menadione sodium bisulfite) ek water-soluble synthetic vitamin K derivative hai jo topically use hota hai. Isse bruising ke appearance ko kam karna hai aur dark under-eye circles ko reduce karna hai. Visible capillaries ko bhi fade karne mein help kar sakta hai. Clinical evidence cosmetic results ke liye thoda mixed hai, lekin some studies mein promising results dekhe gaye hain bruising aur puffiness reduce karne ke liye.