Quote Originally Posted by Joey2ness
Arginine, horny goat weed and zinc

dietary adjustments can improve the volume of your ejaculate. Amino acids such as L-Arginine and L-Lysine, zinc, and the Horny Goat Weed plant are all said to help up quantity, as is increasing your daily fluid intake. I got this info from askmen.com

FAQ On Semen by AskMen.com
Wow, that's a mouthful!