Tongkat Ali Root Extract
A traditional herb known for its aphrodisiac and testosterone-boosting properties.
Also known as: Eurycoma longifolia • Longjack
Overview
Tongkat Ali, also known as Eurycoma longifolia or Longjack, is a flowering plant native to Southeast Asia. The root is a popular herbal remedy, traditionally used to enhance libido, improve energy levels, and support male fertility. Recent research has focused on its potential to increase testosterone levels and improve body composition.
Key Benefits
Boosts Testosterone Levels
Studies suggest that Tongkat Ali supplementation can increase free and total testosterone levels, which may improve mood, energy, and body composition.
Enhances Libido and Sexual Function
Traditionally used as an aphrodisiac, Tongkat Ali has been shown to improve libido, erectile function, and overall sexual performance in men.
Reduces Stress and Improves Mood
Tongkat Ali may help reduce cortisol levels, the body's primary stress hormone, leading to improvements in mood and a reduction in feelings of stress and anxiety.
Improves Body Composition and Athletic Performance
By increasing testosterone and reducing cortisol, Tongkat Ali can contribute to increased muscle mass, reduced body fat, and enhanced physical performance.
Dosage & How to Take
The appropriate dose of Tongkat Ali depends on the form and concentration of the extract. It is typically taken in cycles (e.g., 5 days on, 2 days off) to maintain its effectiveness.
| Purpose | Dose | Notes |
|---|---|---|
| Testosterone Support | 200-400 mg/day | Standardized extract (e.g., 1.5% eurycomanone) |
| Libido Enhancement | 200-300 mg/day | Taken 1-2 hours before sexual activity or as a daily supplement |
| Stress Reduction | 200 mg/day | May be combined with other adaptogens like Ashwagandha |
Best Time to Take
Can be taken in the morning to support energy levels or split into two doses throughout the day.
With or Without Food
Can be taken with or without food, but taking it with a meal may help prevent potential gastrointestinal upset.
Forms & Bioavailability
| Form | Absorption | Best For | Notes |
|---|---|---|---|
| Standardized Water Extract | High | General use, testosterone support | Look for extracts standardized for eurycomanone content. |
| Root Powder | Medium | Traditional preparations | Less potent than extracts and requires higher doses. |
| Tincture | High | Fast absorption | Alcohol-based extract, may have a strong taste. |
Side Effects & Safety
Common
- Insomnia
- Irritability
- Restlessness
Rare
- Increased body temperature
- Anxiety
Contraindications
- Pregnancy
- Breastfeeding
- Hormone-sensitive cancers (e.g., prostate, breast)
Interactions
May enhance the effects of antidiabetic drugs, potentially leading to hypoglycemia.
May interfere with immunosuppressive therapy due to its potential immune-stimulating effects.
May decrease the absorption of this beta-blocker.
Scientific Research
Efficacy of Tongkat Ali (Eurycoma longifolia) on erectile function improvement
A 12-week study showed significant improvements in erectile function and libido in men.
The effect of Eurycoma longifolia on the regulation of cortisol
Supplementation with Tongkat Ali extract for 4 weeks reduced cortisol exposure and improved mood state parameters.
Effects of Eurycoma longifolia Jack on testosterone levels and psychological mood state in moderately stressed subjects
Tongkat Ali extract improved testosterone levels and mood in stressed subjects.
Food Sources
Frequently Asked Questions
Medical Disclaimer
This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.