What it is: Cos De BAHA Tranexamic Acid Niacinamide Serum TN is a powerful brightening and anti-aging serum that helps to fade dark spots, hyperpigmentation, and even out skin tone.
It contains a combination of tranexamic acid and niacinamide, two ingredients that have been shown to be effective in brightening the skin.
What it does: Tranexamic acid can treat existing pigmentation effectively and products containing the ingredient are recommended for preventing post-inflammatory pigmentation (PIH), which can be a common side effect of laser treatments.