NK Professional Care has within its product line this Restoring Mask that contains Niacinamide as an agent that improves hair texture and shine. For its part, ascorbic acid (Vitamin C), present in the formula, promotes hair growth and also, the biotin contained in the product favors elasticity and prevents hair breakage. In addition, the product only needs 5 minutes to act! and as a result of its application, you will obtain healthy, hydrated, shiny and silky hair. It will also leave your hair with a soft and delicate aroma.