KEREN2 with CRESCENTIL ™ (proprietary formula based on vitamins, amino acids, trace elements and glycoproteins) are advised to treat excessive hair loss and where indicated a significant stimulating and toning action. CRESCENTIL ™ is a multifunctional principle, studied to contribute to the scalp and the bulbs pilifera a pool of active elements that can stimulate and restore its activity. CRESCENTIL ™ is responsible for structural measures, strengthening and rebalancing the scalp sebum layer and the protective antioxidants and the damage caused by free radicals that are accompanied by a stimulation action on the physiological growth of hair . KEREN2 combines the application of vials with toning effect "cold" and "heat" to stimulate and revitalize the hair bulb. Clinically tested. Each package contains 6 vials cold effect and 6 calor.Se effect vials used on alternate days starting with the cold road and then the warming effect road, holding a break between one application to another. Treatment is recommended for a minimum period of 60 days.