Nicotinamide (niacinamide) ek water-soluble form hai vitamin B3 ka jo topically use hota hai. Yeh skin barrier ko strengthen karta hai, sebum production ko control karta hai, aur hyperpigmentation ko kam karta hai. Isse skin ke signs of aging improve hote hain. Yeh ingredient zyada se zyad concentration mein bhi generally well tolerated hota hai, matlab sabke liye safe aur effective hai.