Tongkat Ali produces an elevated testosterone level

Tongkat Ali is a natural energizer

Tongkat Ali improves strength during exercise and has an anabolic effect on muscle growth

When used in conjunction with an exercise / weight training regime, Tongkat Ali accelerates:
Increased fat free mass
Decreased % fat
Increased arm circumference
Increased muscle strength
 
The plant is used in the traditional medicine of Indonesia, Malaysia and Vietnam. In Indonesia and Malaysia, the root of the plant is boiled in water, and the water is consumed as a health tonic for post-partum recovery, as an aphrodisiac, as well as the relief of fever, intestinal worms, dysentery, diarrhea, indigestion, and jaundice.[9] In Vietnam, the flower and fruits are used to treat dysentery,[9] and the root is used for malaria and fever
In Malaysia, a paste of the plant is applied topically to relieve headaches and stomach-aches.
 
There is a traditional belief that E. longifolia is an aphrodisiac.
 
Other health benefits attributed to this plant include antimalarial, antidiabetic, antimicrobial, and antipyretic activities.
In Indonesia and Malaysia, E. longifolia has been widely commercialized. Its root, which is highly bitter,
has been used as the basis for supplements, as well as food and drink additives. In the US, the extract has self-affirmed generally recognized as safe (GRAS) status, as an ingredient.
 As a supplement, it has been marketed for the supposed benefits of sexual health improvement, as an energy and stamina booster, for improving blood circulation,
and fat reduction.
In the drinks market, it is a common ingredient for coffee and beverages marketed as energy drinks.