Among those taking ashwagandha, testosterone levels rose by 14.7% more than they did in the placebo group. Vitamin D supplements could also help increase libido for some people. This suggests that boosting vitamin D levels may help raise testosterone levels. Males with a vitamin D deficiency had lower testosterone levels than those without a deficiency. A 2020 study noted a link between vitamin D levels and testosterone. Testosterone is a hormone that your gonads (testicles or ovaries) mainly produce. Check with them before you try supplements, both for safety and to make sure you'll get the results you're looking for. There aren't studies to back up using it for other symptoms. Men aren't the only ones who may benefit from testosterone boosters. When it rises, testosterone falls. In 2019, the FDA provided information on TRT prescriptions in adolescent males . Chronic glucocorticoid therapy, such as in boys with Duchenne muscular dystrophy (DMD), leads to hypogonadism. Given the multiple other disorders that may lead to permanent hypogonadism in pediatric patients, it is reasonable to estimate that the number of boys requiring TRT for induction and maintenance of puberty could rise into the tens of thousands. The risk of hypogonadism in patients with pediatric cancer is related to the patient’s age and pubertal maturation at the time the cancer is diagnosed and the type, dose, and duration of treatment . More than 33% of men over 45 may have lower than normal testosterone levels. High stress increases cortisol, a hormone that can interfere with testosterone production. Chronic stress can also negatively impact testosterone levels and libido. Supplements may be a good option to help balance hormone levels as well. However, further research is needed to evaluate the effects of other supplements on physical fitness and strength. Though more research is needed, certain supplements may improve sexual function according to some studies, including fenugreek. It may also help enhance libido and ease issues like erectile dysfunction in males. One much older 2011 study from the University of Chicago found that testosterone levels can drop in men who do not get enough sleep. Lack of sleep can adversely affect the levels of hormones and chemicals that the body needs to function correctly, including testosterone. The best way to improve testosterone levels is by adopting some lifestyle habits that can improve overall health and well-being. Drug companies promote products that claim to increase testosterone, and while these might help some people, they may also slow down the body’s ability to produce testosterone naturally. Metabolic Switch by Juvenescence naturally raises the levels of ketones in the blood to quickly generate a state of ketosis, which can deliver some of the energy and healthy aging benefits of ketosis without the need to follow a restrictive diet. Before prescribing testosterone, your doctor should check your testosterone levels and make sure your low T is not due to something else, like an illness.