Muira Puama - Muira puama is a South American plant known to boost energy, libido, and strength.
Tribulus Terrestris - Tribulus is a natural testosteroneboosting supplement used for centuries to treat impotence and infertility. Along with increased libido and improved sexual function, tribulus may also improve cardiovascular health.
Fenugreek - Bodybuilders use fenugreek for testosterone boosting, although currently now studies show it has any effect. However, powerfully effective natural supplements show up in the bodybuilding community without the general public knowing.
Tongkat Ali - Known as long jack, Eurycoma Longifolia, and Pasak Bumi, tongkat has been used for years for its medicinal properties. Root extract of the asian tongkat bush can increase libido and increase lean muscle mass while reducing body fat. It's considered a testosterone booster.
Horny Goat Weed (epimedium) - Epimedium has been known as an aphrodisiac and possible testosterone booster. It may reduce cortisol.
DHEA - DHEA is a testosterone precursor that is naturally produced in your body. It can be a natural, safe means of boosting testosterone. But like any hormone, too much can be harmful. Talk to your physician before adding DHEA.
For natural supplements to lower estrogen, see How To Reduce Estrogen for more details on supplements like DIM and I3C that can help men avoid the pitfalls of too much estrogen.
Here are the best natural testosterone supplements
Zinc - Zinc plays a major role in men's health. It affects the prostate and affects testosterone production.
Take 30 - 50mg per day. Do not take more than 80mg per day.
Pygeum - Pygeum binds with SBHG which can result in more free testosterone.
Nettle - Nettle root or Stinging Nettle has numerous benefits, including unbinding testosterone and DHT (a much more potent form of testosterone with a huge impact on male health) from sex-hormone binding globulin (SHBG). In other words, nettle root can increase free testosterone and free DHT levels, making both readily available for use.
Secondly, nettle root helps block the conversion of testosterone into estrogen and third, nettle root is great for prostate issues and has been shown to decrease night time urination frequency, improve urination power, and help shrink enlarged prostate tissue. See Trouble Free Prostate. Make sure you take the root extract form of nettle not nettle leaf. Happily, nettle root is inexpensive and widely available.