Powered by a proprietary combination of nature's well-known cure-alls, John Masters Organics' Deep Scalp Follicle Treatment & Volumizer For Thinning Hair creates the optimal conditions for fuller, healthier-looking hair. Organic jojoba seed oil has long been used for scalp massage, while hyaluronic acid can hold 1,000 times its weight in water, giving your scalp the thirst-quenching hydration it's craving.