The slightly gelled, oil-free formula contains 1% salicylic acid, a BHA that exfoliates the skin, particularly in oily areas due to its affinity for oil. Its keratolytic action prevents and diminishes imperfections for smoother-looking skin and a more even complexion.

Niacinamide also known as vitamin B3, vitamin PP or nicotinamide, is part of the group of B-complex vitamins.
In addition to its anti-inflammatory properties, the benefits of niacinamide are numerous:

Improves barrier function and hydration by increasing the natural regeneration of ceramides and fatty acids involved in the structure of the skin barrier.  

Decreases trans epidermal water loss. 

Reduces the appearance of skin aging signs such as fine lines and wrinkles. 
Significantly improves skin elasticity. 

Evens out skin tone by decreasing hyperpigmentation and age spots.

This natural prebiotic rebalances skin microbiota. It stimulates the growth of beneficial skin flora and reduces the proliferation of unwanted skin flora.