Refresh your hair with Act + Acre’s cleansing and volumizing shampoo. Packed with Apple Stem Cells, caffeine, and hyaluronic acid, this formula works to invigorate the scalp, deeply hydrate, and promote thick, fuller-feeling hair. Refresh your hair with Act + Acre’s cleansing and volumizing shampoo. Packed with Apple Stem Cells, caffeine, and hyaluronic acid, this formula works to invigorate the scalp, deeply hydrate, and promote thick, fuller-feeling hair. Founded by celebrity hair stylist Helen Reavy, Act + Acre is rooted in the belief that great hair starts at the scalp. Creating and patenting the Cold Processed® method, the result is a nutrient-rich formula that leads to stronger, more resilient hair health.