What herbal supplements increases semen?

No aware of any: Why would your want to increase semen? If you are healthy, live a healthy lifestyle and practice safe sex, you should have all the semen produced that is necessary for normal funtion. Semen is a collective volume of testicular contribution, prostatic contribution and seminal vessicle contribution and perhaps a miniscule amount from other sources. It is what is is unless you have a specific illn.

Multipollen extract: Multipollen extract and royal jelly will help.