Total acne care with 15% niacinamide Highly concentrated serum that combines the maximum concentration of niacinamide with optimal ratios of synergistic ingredients for total acne control. Non-comedogenic tested - doesn't clog the pores. - improvement of oil synthesis amount - improvement of number of blackheads - improvement of number of whiteheads - improvement of (hidden melasma and blemishes) - improvement of pigmentation (visible melasma and blemishes) - improvement of triple-complexion skin tone (brightness) - improvement of triple-complexion skin tone (redness) - improvement of triple-complexion skin tone (yellowness) How to use : After cleansing, during the serum phase, apply a few drops to the skin. Use fingertips to gently massage and absorb the serum, starting from the center of the face working towards the edges. Highly concentrated serums should only be used in the evening