Eurycoma longifolia

Singapore Science Centre 17, Jul 06

A flowering plant in the family Simaroubaceae

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Eurycoma longifolia
Kingdom:	Plantae
Phylum:
Class:
Order:	Sapindales
Family:	Simaroubaceae

Eurycoma longifolia, commonly known as tongkat ali, pasak bumi, or longjack, is a flowering plant in the family Simaroubaceae. It is native to Southeast Asia, including countries such as Malaysia, Indonesia, Thailand, and Vietnam. The plant is well-known for its traditional use in herbal medicine and is often marketed as a supplement for its purported benefits in enhancing testosterone levels and improving sexual health.

Description

Eurycoma longifolia is a slender, shrubby tree that can grow up to 10 meters in height. The leaves are pinnate, with 20-40 leaflets arranged in pairs along the central stem. The plant produces small, inconspicuous flowers that are typically reddish-brown in color. The fruit is a drupe, which turns dark red when ripe.

Traditional Uses

In traditional Southeast Asian medicine, Eurycoma longifolia has been used for centuries to treat various ailments. It is commonly used as a tonic to improve energy levels, reduce fever, and treat malaria. The root of the plant is the most commonly used part and is often boiled to make a decoction.

Phytochemistry

Eurycoma longifolia contains several bioactive compounds, including quassinoids, alkaloids, and flavonoids. These compounds are believed to contribute to the plant's medicinal properties. The most studied quassinoid is eurycomanone, which has been shown to have various biological activities.

Modern Uses

In modern times, Eurycoma longifolia is widely marketed as a dietary supplement, particularly for its potential to enhance testosterone levels and improve sexual health. It is also used in bodybuilding supplements for its purported ability to increase muscle mass and strength.

Safety and Side Effects

While Eurycoma longifolia is generally considered safe when used in moderate amounts, excessive consumption can lead to side effects such as insomnia, anxiety, and restlessness. It is important to consult a healthcare provider before using any herbal supplements, especially for individuals with underlying health conditions.

Related Pages

• Simaroubaceae
• Herbal medicine
• Testosterone
• Southeast Asia
• Bodybuilding supplement