"Energizer" Shampoo by Proberry has a unique formula for strengthening your hair. This uniquely formulated shampoo contains essential ingredients such as Biotene and Caffeine based on the extract of the Goji Berry fruit. Shampoo for fine, brittle and dull looking hair. Provides freshness and deep cleansing of the scalp. Suitable for all hair types and for use post hair straightening processes of any kind. Also suitable for transplanted hair. Instructions for use : Massage shampoo into your hair from roots to ends. Leave for two minutes and rinse.