• koko chemistry niacinamide

    Koko Chemistry 10% Niacinamide Serum Review

    Niacinamide serums are a huge rage these days. And no wonder since it is such a multi-tasking ingredient. So when Koko Chemistry asked me to review their 10% Niacinamide serum, I happily agreed. After using it for around 2 months, here is my honest review of the serum.