This article was reviewed by Knox Beasley, MD. If you've noticed the signs of male pattern baldness — say, a thinning hairline or a bald patch on the crown of your head — a hormone called DHT is ...
DHT is an androgen that plays a role in hair growth and hair loss. High levels of DHT can lead to male pattern baldness. 5-alpha reductase inhibitors can impact hair loss by lowering DHT levels.