One Thing Niacinamide 10% 150ml
One Thing Niacinamide 10% 150ml is a 10% Niacinamide tonic is a vitamin B complex, an essential element for the human body and one of the best whitening components. It suppresses the movement of melanin pigment, a protective substance that prevents the absorption of ultraviolet rays and reduces adhesion to the skin, which helps it to whiten.