But to keep your hair healthy, shiny, and vibrant, it's important to take proper care of it. This starts with regular hair washing. Shampoo Alcina Hair Therapy Sensitive helps to effectively remove all dirt, grease and residues from styling and other cosmetic products from the hair and scalp. una feeling of freshness and cleanliness and prepares in modo ideal for hair and scalp to receive further care and to support the effects of the active ingredients contained.