Most testosterone boosters on the market truly don't do much. They are usually just a triblus supplement with maybe some zinc added.
Check out our hcgenerate from n2bm.com. Here is a good article for you to read on the ingredient breakdown and what each ingredient in the product does: http://www.evolutionary.org/HCGenerate
It boosts testosterone on multiple different pathways and also contains anti estrogen and prolactin ingredients so you don't experience any side effects like gyno. You can use it as a stand alone testosterone booster or as part of a pct protocol. It is non hormonal and is 100% world anti doping agency compliant.