Saw palmetto is anti-estrogenic, Black Cohosh is kinda dangerous for dudes, vitex is used more as a hormone balancer (progesterone) your not there yet. DHT (androgen) is the main concern starting off. That's the one that prevents boogie growth.
I'm not trying to be a downer here, just pointing you in the right direction.
I'm not trying to be a downer here, just pointing you in the right direction.