Dihydrotestosterone (DHT) is what testosterone turns into after it is processed by the enzyme
called 5-alpha reductase. Most hair loss treatments focus on either inhibiting the enzyme or
antagonizing (blocking) the DHT receptors in the scalp. Saw palmetto is an herbal remedy for hair
loss and has been used to inhibit the 5-alpha reductase enzyme, therefore reducing serum DHT
levels. RegenePure line of hair loss shampoos contain Saw palmetto. Saw palmetto is used for its
medicinal properties for centuries, saw palmetto extract is currently common in the treatment of
benign prostatic hypertrophy, erectile dysfunction and low sperm counts. Recent studies suggest
that it may have potential as a treatment for male pattern baldness, and it has been medically
approved for that purpose in Europe