Eurycoma Longifolia is also known as tongkat ali or pasak bumi. It is a plant in the family Simaroubaceae and genus Eurycoma, native to Indonesia and Malaysia. It was used in folk medicine for its antimalarial, antipyretic, antiulcer, cytotoxic and aphrodisiac properties. Eurycoma longifolia is used in supplements for bodybuilders because research claims that it can increase testosterone level but most of the research was conducted on rats and further scientific evidence is needed to confirm its effect on testosterone levels in humans. Some studies also show that it induces apoptosis in breast-cancer cells and is cytotoxic to lung-cancer cells.

Horny Goat Weed is also known as yin yang huo, yang tonic, or epimedium is an herb that is traditionally used for its ability to treat erectile dysfunction in men, increasing libido, and improve the reproductive health. It also boosts the production of testosterone that helps the body burn fats and aids in the development of muscles. It is also used as a tonic that improves the overall health and relieves fatigue. It alleviates the symptoms of menopause and premenstrual syndrome (PMS). Horny goat weed is also effective in increasing energy, exercise recovery and endurance. It also regulates blood pressure level and aids in the treatment of various heart diseases. It also helps in the treatment of bronchitis, hepatitis, liver and kidney problems.

Icarian

Maca Root is found in South America in high and elevated areas, particularly in Andes Mountains. It is a known adaptogen that helps the body adapt to external conditions. It has the ability to help the body deal with stress and strengthen the immune system, increase energy and endurance. It prevents chronic fatigue syndrome, alleviates depression and reduce anxiety. It also raises the testosterone levels in men that improve their libido and sexual performance. It also improves the circulatory system and speeds up wound healing. It is also beneficial in women because it alleviates the symptoms of menopause and helps regulate hormonal imbalances.

Panax Ginseng, also called Korean Ginseng, it is the most commonly used ginseng. Panax Ginseng is an adaptogen believed to help "balance" the body and lower stress. Panax Ginseng may also help regulate the immune system.

Rhodiola Rosea Extract can help increase resistance against fatigue and can reduce stress. Classified as adaptogens among the herbs, it prevents different harmful impacts caused by physical and mental stress and illness. Rhodiola Rosea is particularly helpful for athletes because of its adaptogenic properties and its capability to enhance efficiency of mitochondrial respiration in skeletal muscle. It also improves mental work capacity and resists mental fatigue. Research has found that it helps protect against cancer. It can also be beneficial for people who suffer from high altitude sickness. Its intake can better endurance exercise capacity in young people and may also benefit people suffering from certain kinds of glucose level and cardiac conditions. Rhodiola Rosea Extract helps prevent ischemic brain damage development.

Tongkat Ali Root is a plant in the family Simaroubaceae and genus Eurycoma, native to Indonesia and Malaysia. It was used in folk medicine for its antimalarial, antipyretic, antiulcer, cytotoxic and aphrodisiac properties. Tongkat ali is used in supplements for bodybuilders because research claims that it can increase testosterone level but most of the research was conducted on rats and further scientific evidence is needed to confirm its effect on testosterone levels in humans. Some studies also show that it induces apoptosis in breast-cancer cells and is cytotoxic to lung-cancer cells.

Yohimbe is a tree that grows in different parts of Western Africa. Active compounds called alkolids are present in its bark with Yohimbine being the principal alkaloid. Yohimbe bark extracts are available in health food outlets. You can also buy it online. These extracts are promoted as a product that increases sex drive and for the treatment of erectile dysfunction. However, there is proof of their effectiveness. Most studies are concerned with the drug Yohimbine and not herbal extract Yohimbe. The side effects of Yohimbe include anxiety and dangerous increase in blood pressure.