The DOCTOR BABOR RESURFACE Dark Spot Correcting Concentrate is even more powerful than its predecessor, the Age Spot Corrector. When used regularly, it helps brighten the skin’s appearance and reduce existing pigmentation blemishes. With 2% of the innovative tranexamic acid, vitamin C and an amino acid, the skin's over-stimulated pigmentation processes are inhibited multi-dimensionally, so that the complexion appears visibly more even and harmonious within just one cycle (approx. 28 days).