Bonacure Hairtherapy Hair and Scalp Dandruff Control Fluid. Reduce and prevent the production of dandruff whilst soothing stressed scalps. Suitable for use on any scalp type prone to dandruff, BC Hairtherapy Hair & Scalp Expert Dandruff Control Fluid gently removes and helps prevent new dandruff from forming. Thanks to its highly efficient ingredients, BC Hairtherapy Hair & Scalp Expert Dandruff Control Fluid reinforces the action of Dandruff Control Shampoo.