Tress Harmony DHT Defense Shampoo is a unique, superior formula, free of SLS, DEA, and parabens, which can be very drying to the hair and also known to cause hair and scalp irritation. 

Tress Harmony DHT Defense Shampoo contains 11 powerful DHT-blocking ingredients, to help protect against hair loss. This unique formula removes scalp residue and build-up, prepping for optimal hair health.