PERFECT HAIR TREATMENT: The Hair Restoration Laboratories' DHT Blocking Hair Loss Professional Strength Shampoo and Conditioner set is the most effective shampoo/conditioner set ever developed to help prevent, halt and reverse hair loss. DHT BLOCKING INGREDIENTS: The DHT Blocking Hair Loss Professional Strength Shampoo and Conditioner set dramatically helps reverse hair loss with more clinically-proven DHT-blocking ingredients than any other shampoo/conditioner, such as caffeine, saw palmetto, black cumin seed oil, cayenne fruit extract, rosemary leaf oil, pumpkin seed oil, green tea leaf extract and many more. PROMOTES HEALTHY, HAIR REGROWTH: The DHT Blocking Hair Loss Professional Strength Shampoo and Conditioner set also contains proprietary blends of extracts, amino acids, oils, antioxidants and nutrients that will deeply condition your hair, nourish hair follicles and encourage healthy hair growth. THICKENS HAIR FOR MEN & WOMEN The DHT Blocking Hair Loss Strength Shampoo Shampoo and Conditioner set is loaded with ingredients to significantly improve the strength and thickness of your hair. PREVENTS HAIR THINNING & HAIR LOSS: No shampoo/conditioner is stronger to help reverse hair loss and regrow great hair, guaranteed.