For Fine, Natural, Normal to Thin-Looking Hair A daily leave-in scalp treatment that delivers essential botanicals, nutrients, antioxidants & vitamins onto the scalp & hair to help safeguard against residues & DHT buildup on the scalp. It may cause temporary redness after application. This is developed by Nioxin lab with advanced formula, which are: Bio Amp adds thickness & strength. Activ-Renewal gives a more youthful-looking scalp & fuller, healthier looking hair. Transactive Delivery System delivers essential nutrients onto the scalp which improves the appearance of thinning hair & creates an environment for fuller, healthier looking hair. How to use: Apply generously throughout the scalp without over saturating. Comb through with a wide tooth comb. Do not rinse & style as desired. This product takes 3-5 working days to be despatched & NOT AVAILABLE FOR NEXT DAY DELIVERY.