Don't just clean your hair—strengthen, moisturize and protect it with Jason® Thickening Biotin Hyaluronic Acid Shampoo! Formulated to gently cleanse the hair while repairing split ends and protecting against breakage, this luxuriously rich shampoo combines natural biotin with pro-vitamin B5 and hyaluronic acid. For extra moisture, use with Restorative Biotin Conditioner.