be concerned more with muscle gain on cycle than ur hair. besides u need to do more reading if ur even thinking that ull still get the same resultsd when u use a DHT blocker like proscar. dht is 4 times as anabolic as testosterone. not to mention it makes more of your testosterone free and unbound, has slight fat burning qualities, and makes your muscles harder. oh yeah, and its been reported to have a positive effect on sex drive, DHT i mean.