This nutrient-rich shampoo formulated with 2% apple amino acids gently removes build-up and balances the scalp for visibly healthier and shinier hair. This nutrient-rich shampoo formulated with 2% apple amino acids gently removes build-up and balances the scalp for visibly healthier and shinier 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.