Cos-IQ Niacinamide Vitamin B3-20% Face Serum is made of 12 total ingredients, 7 active ingredients that contains 100 ppm residual acid to minimise skin irritation. The increased bioavailability of active niacinamide in low concentration 5% is good for dry skin, dermatologically and clinically proven to promote protein synthesis, reduce melanin concentration and improve skin complexion in 2 weeks. This serum fights acne, acne scars, aging, and pigmentation.
Features: