Yes, tranexamic acid can penetrate the skin, but its effectiveness at doing so can depend on the formulation. Tranexamic acid is often used in skincare products for its ability to address hyperpigmentation and improve skin tone. When formulated correctly, it can absorb into the skin’s upper layers where it works to inhibit the melanin synthesis … Continue reading Can tranexamic acid penetrate skin and be an effective ingredient to treat hyperpigmentation?