The vitamin D content may also keep testosterone levels in check. Lemons, along with other citrus fruits, are great testosterone boosting foods! Much like garlic they help to lower your levels of cortisol which means testosterone can be more readily produced.
In the natural, the brain and the endocrine system are responsible for stimulating the production of testosterone. But for this to happen, there are certain natural ingredients that should be present in the body. Testosterone is a vital hormone when it comes to libido in men.
After four weeks of daily supplementation, they had significantly higher testosterone levels.5 The same effect was also seen in the sedentary control group, but it was not as pronounced. Last, but not least, is ZMA, also known as zinc monomethionine aspartate. Many men who come to my clinic are already taking ZMA and I am often asked about ZMA as a supplement to boost testosterone levels. In a 2000 study researchers found ZMA supplementation increased testosterone levels in men but then later in 2004 another study found ZMA did not boost testosterone levels in men.