Zinc is found in cells throughout the body. It helps the immune system fight off invading bacteria and viruses. The body also needs zinc to make proteins and DNA, the genetic material in all cells. During pregnancy, infancy, and childhood, the body needs zinc to grow and develop properly. Zinc also helps wounds heal and is important for proper senses of taste and smell.

https://ods.od.nih.gov/factsheets/Zinc-Consumer/

The root of Eurycoma longifolia contains several chemicals that have different effects in the body. Some of the chemicals seem to affect how the body produces the hormone testosterone. Research in animals and humans suggests it might increase testosterone in the body.

https://www.rxlist.com/eurycoma_longifolia/supplements.htm

Ashwagandha, also known as Withania somnifera, winter cherry, and Indian ginseng, is a shrub that grows in India, the Middle East, and areas of Africa. The plant, including its roots and berries, has been used for thousands of years in Ayurveda, India's system of traditional medicine, but its popularity has recently spiked in the U.S.

https://www.everydayhealth.com/diet-nutrition/the-benefits-of-ashwagandha/

Tribulus has long been used in traditional Chinese medicine, as well as in ayurveda to enhance athletic performance or increase libido. Tribulus is also said to raise your levels of certain hormones, including testosterone and estrogen, and is found in supplements claiming to increase testosterone levels. In addition, tribulus is purported to help a variety of health issues such as high blood pressure, high cholesterol, kidney stones, erectile dysfunction, sexual dysfunction, and act as a diuretic.

https://www.verywellfit.com/tribulus-benefits-uses-tips-and-more-89589

Ginger (Zingiber officinale) is a plant native to Asia. The ginger spice comes from the roots of the plant. It's used as a food flavoring and medicine. Ginger contains chemicals that might reduce nausea and swelling. These chemicals seem to work in the stomach and intestines, but they might also help the brain and nervous system to control nausea.

https://www.webmd.com/vitamins/ai/ingredientmono-961/ginger

Urtica dioica has traditionally been used in the control of cardiovascular disorders especially hypertension. The leaf extract of Urtica dioica has been reported to improve glucose homeostasis in vivo. Nettle root could prevent some of the effects of prostatic hyperplasia.

https://pubmed.ncbi.nlm.nih.gov/31163183/

Mucuna pruriens (Fabaceae) is an established herbal drug used for the management of male infertility, nervous disorders, and also as an aphrodisiac. It has been shown that its seeds are potentially of substantial medicinal importance. The ancient Indian medical system, Ayurveda, traditionally used M. pruriens, even to treat such things as Parkinson's disease. M. pruriens has been shown to have anti-parkinson and neuroprotective effects, which may be related to its anti-oxidant activity. In addition, anti-oxidant activity of M. pruriens has been also demonstrated in vitro by its ability to scavenge DPPH radicals and reactive oxygen species.

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3942911/

There is evidence that grape seed extract is beneficial for a number of cardiovascular conditions. Grape seed extract may help with a type of poor circulation (chronic venous insufficiency) and high cholesterol. Grape seed extract also reduces swelling caused by injury and helps with eye disease related to diabetes.

https://www.webmd.com/diet/grape-seed-extract