Dono ingredients aksar saath use hote hain kyunki niacinamide retinoids ke saath irritation kam karta hai aur skin ko calm rakhta hai.
Raat ko pehle niacinamide lagao, phir adapalene lagao.
Retinoid se skin dry na ho jaye iske liye niacinamide bahut helpful hota hai; adapalene use karte time daily SPF sunscreen lagana zaroori hai varna skin damage ho sakta hai.