Bioderma Node G Purifying Shampoo, Gently and effectively cleanse your hair and scalp. Specially formulated for those who wash their hair frequently. It is a mild, sulfate-free shampoo that contains a unique combination of surfactants that is suitable for daily use. Bioderma Node G Purifying Shampoo preserves the essential components of the hydro-lipid film wash after wash and therefore is non-delipidating for the scalp. The shampoo is ideal for all age groups and hair types. It can be used by people who have undergone hair straightening treatments and is also ideal to use in conjunction with medicated shampoos. In addition to protecting hair and scalp, this shampoo helps restore hair to its natural shine and luster.