Dermatouch Kojic Acid 2% Serum is formulated the best way to help with the hyperpigmentation caused by sun exposure. The serum hinders the activity of tyrosinase and production of melanin and acts as a perfect formula for lightening unwanted pigmentation & skin discoloration. This dermatologically tested serum also builds a protective shield against UV radiation & environmental stress helping the skin to glow and nourish.