Thickening Serum

Fine hair, lacking thickness? This serum is from the Thickening protocol which gives your hair +35% thickness from the first use with a lasting effect*. Its formula combines red algae extract to strengthen the fiber, hyaluronic acid to hydrate, and hydrolyzed rice protein to protect the hair. Hair is shiny, soft and radiant with beauty.* For optimal results, opt for the Thickening protocol!