Niacinamide or NAM or vitamin B3 is a compound that has been shown to effectively treat various dermatological conditions. 
This ingredient has been shown to have antioxidant effects, promote epidermal barrier function, decrease redness and blotchiness, minimize fine lines and wrinkles, aids natural hyaluronic acid production and more.
 Niacinamide is often included in skincare formulations for treating conditions including acne, hyperpigmentation, and aging skin. 
Sometimes it is combined with retinoids, a vitamin A derivative. This enhances  the antiaging and hyperpigmentation treatment routine of an individual.
Active ingredient in this composition are:
Retinoic acid 0.1%
Niacinamide 6%
Kojic acid 2%