Schwarzkopf Bonacure Hairtherapy Volume Boost Shampoo. Inject fine, limp hair with volume, body and a healthy shine with BC Hairtherapy Volume Boost Shampoo. The ultimate start to any hair care regime where fullness and extra volume is a must, your hair will be left incredibly manageable and voluminous. BC Hairtherapy Volume Boost Shampoo is formulated with Bamboo Lift Complex, consisting of bambusa vulgaris extract, a plant-based protein additive, nymphaea alba root extract (water lily) used in traditional herbal remedies, panthenol to restore an optimum moisture balance, and Amino Cell Rebuild Technology which strengthens the architecture inside the hair cell.