Bosley's mendXtend Strengthening Shampoo prevents breakage right out of the box. It gently cleanses and nourishes hair and provides body and shine. Tri Bond Phytomolecular Technology strengthens strands in the innermost layer of the hair while DHT inhibitors promote healthy growth. It prevents approximately 1400 hair fibers from breaking in 30 days. Controls frizz and improves manageability. Free of silicone, phosphate, sulfates, gluten, aldehyde and formaldehyde. Features -Prevents breakage and promotes growth -Promotes longer, thicker, fuller-looking hair -Strengthens strands from the innermost layer of hair fibers -Promotes hair growth with DHT (the hormone linked to hair loss) inhibiting ingredients -Adds voluminous body with shine -Provides weightless hydration -Repairs bleach & heat damaged hair Key Ingredients -Tara Tree fortifies & protects against dehydration -Hyaluronic Acid absorbs & retains moisture for weightless hydration -Red Sea Algae renews strength & elasticity to broken strands -Pomegranate Extract stimulates dormant hair follicles on the scalp -Saw Palmetto inhibits DHT, the hormone linked to hair loss How to use Apply to wet hair, massage gently. Leave in one minute and rinse. Follow with mendXtend conditioner.