Retail store services and online retail store services featuring hair care preparations, shampoos, cleansers, conditioners, hair styling preparations, hair sprays, cosmetic preparations for the hair and scalp, cosmetic hair filling fibers for covering bald and thinning spots on the scalp, medicated hair care preparations, vitamins and nutritional and dietary supplements for preventing hair loss and promoting hair growth, handheld scalp massagers, laser light therapy devices for use on the hai...