N-Butyl Resorcinol ek powerful ingredient hai jo dark spots aur pigmentation ko kam karne ke liye use hota hai. Yeh tyrosinase enzyme ko block karta hai jo melanin banata hai, isliye skin tone uneven hona band hota hai aur dark patches fade hone lagte hain. Oily aur combination skin types ke liye accha kaam karta hai aur gradually skin ko brighter aur more even tone deta hai. AM routine mein SPF ke saath use karna chahiye kyunki sun exposure avoid karna zaroori hai.