These products focus on men who are experiencing symptoms of low testosterone, as natural testosterone levels tend to decline with age. "That said, most of these benefits occur in older men with lower testosterone levels and generally don’t have too much of an effect on healthy individuals with normal testosterone levels." "Overall, if someone already has normal testosterone levels and focuses on nutrition and high quality sleep then this supplement will likely have a minimal effect if any," Pete said. Professional organizations have not set a target range, but 500 ng/dL falls within the AUA’s normal testosterone range of 450 to 600 ng/dL. The Food and Drug Administration (FDA) advises against getting TRT for low levels caused by aging alone. This, in turn, makes their male hormones, also known as androgens, somewhat higher. When people enter menopause, their estrogen levels typically drop. However, laboratories may report levels down to 264 ng/dL as within the normal range. We also did our best to select testosterone booster supplements that have been third-party tested. For those who still wish to explore these options, it’s best to look for products with well-known ingredients and to prioritize safety by talking with your doctor or other healthcare professional before starting any supplement regimen. D-Aspartic Acid may help raise testosterone levels and increase muscle mass and strength when taken consistently, over time. Pete reserved his highest score — a 5 out of 5 — for side effects, reporting no negative outcomes after taking the supplement. "I took Swolverine’s ZMT supplement about 30 minutes before bed," he said. This product involves 6 vegetarian capsules per serving, though, on the bright side, you only need to take the serving once before bed. While more research is needed to create a firm connection between tongkat ali and increased testosterone production, it may be a helpful tool. If you have any pre-existing conditions or are prone to negative reactions with supplements, we recommend consulting a doctor before trying Testosil. Pete, our team’s certified nutrition coach, tested this testosterone booster. For instance, zinc, a key ingredient, plays a big role in not just testosterone production but also immune function, cognitive function, and prostate health. After testing a number of the best testosterone boosters, our team found Testosil to be the best overall testosterone booster. For health concerns or medical guidance, contact your healthcare provider. Testosterone levels are at their highest during adolescence and early adulthood. Testosterone development starts before birth and assists in the development of the male sex organs. Here are some frequently asked questions about boosting testosterone. Anyone who suspects low testosterone is due to prescribed medications should bring these concerns to their doctor’s attention.