This 20% Niacinamide serum is very easy to make. It contains pure ingredients from nature and is suitable for most skin types. The combination of Niacinamide, Aloe Vera and Salicylic acid helps to soothe inflammation, keeps the skin hydrated and provides a gentle exfoliation for a clear complexion. This serum can improve the barrier function of the skin by improving the production of ceramides. The result? Radiant skin!