Our Niacinamide Serum contains 5% Niacinamide, which is industry standard. Any more than 5% is considered 'overkill,' and it can reach a point where it no longer has any additional efficacy.
Our Niacinamide Serum contains 5% Niacinamide, which is industry standard. Any more than 5% is considered 'overkill,' and it can reach a point where it no longer has any additional efficacy.