Nioxin 1L Shampoo & Conditioner Duo System 2, with Activ Renewal and BIOAMP Technology, is specially formulated to strengthen the hair and amplify hair structure of for Natural Hair with Progressed Thinning. This duo helps to remove dirt, excessive oil and other environmental residues from the scalp and hair, whilst retaining moisture balance, providing hair resilience reducing breakage and leaves the hair fuller looking.