Medicated hair care preparations; medicated hair growth preparations; medicated hair growth stimulants; medicated skin care preparations; dietary supplements; vitamins; liquid, gel and powder food supplements; liquid, gel and powder collagen-based food supplements; liquid, gel and powder food supplements for the treatment of hair, hair growth and scalp conditions; medicated creams, gels, serums, sprays, patches, transdermal patches, ointments, oils and lotions for the treatment of hair, hair ...