Isntree Hyper Niacinamide 20 Serum a 20 ml concentrated treatment formulated to visibly improve the texture of the skin and even out the complexion. Thanks to a powerful concentration of 20% niacinamide, this serum helps reduce dark spots, reduce discoloration and minimize the appearance of enlarged pores. Its light and rapidly absorbed formula is suitable for all skin types, even the most sensitive, ensuring deep hydration without leaving sticky residue. Ideal for those who want luminous, smooth and firmer skin, Isntree Hyper Niacinamide 20 promotes a visibly regenerated and healthy appearance, supporting the skin barrier thanks to its anti-inflammatory and sebum-regulating properties.