Prolong the lifespan of your hair with these Aminexil Treatment tubes from Biolage... This Aminexil Treatment stimulates and nourishes the scalp to help prolong the life of hair due to breakage. The Scalp Sync formula helps balance the scalp, leaving the hair clean and healthy looking. Simply apply one tube to dry or shampooed, towel dried hair. Use applicator to apply entire tube at the roots of the hair and then gently massage into the scalp. Don't rinse out, style as usual. Ingredients: aqua / water, alcohol denat., diaminopyrimidine oxide, peg-40 hydrogenated castor oil, benzyl salicylate, benzyl alcohol, linalool, citronellol, citric acid, parfum / fragrance