Cos De BAHA serum visibly improves uneven skin tone and minimizes pores. This powerful blend of tranexamic acid, niacinamide, and hyaluronic acid helps to brighten and hydrate. With regular use, this serum works to reduce the appearance of dark spots and blemishes. It also supports a smoother, more radiant complexion, leaving skin looking revitalized. Simply apply a few drops to cleansed skin to target concerns and reveal a clearer, more balanced appearance.