Royal Jelly has been all the rage on Ergo-Log and for good reason. It's inexpensive and several studies are championing its positive effect on testosterone production. Look for products that get you at least 25mg per serving.
A little bit of Royal Jelly increases testosterone level by 20 percent 16.08.2012
Animal study: Royal Jelly has life extending properties 18.10.2011
Anti-ageing effect of Royal Jelly boosts testosterone 08.04.2011
Royal Jelly rejuvenates pituitary: animal study 02.04.2011
The Royal Jelly testosterone factor – part 2 21.03.2011
The Royal Jelly testosterone factor 20.03.2011
Source Citation (MLA 7th Edition)
Jackson, Dwayne, and Jim Stoppani. "10 supps you never thought of: here are 10 uncommon supplements for building muscle and gaining mass." Joe Weider's Muscle & Fitness May 2007: 129+. Academic OneFile. Web. 7 Nov. 2012.