The Ergogenic Effects of Tongkat Ali

Does Tongkat Ali Cut Fat, Enhance Libido and Build Muscle?

Tongkat Ali, also known as Eurycoma Longifolia Jack (ELJ) is a medicinal plant or herb originating from Malaysia. Research indicates ELJ burns body fat, increases lean mass and enhances libido for both men and women.

Positive Findings

Couple tying sneakers in gym
Tongkat Ali is a Natural Testosterone Booster. JGI/Jamie Grill / Getty Images

“Previous studies have established that testosterone supplementation increases fat-free mass, muscle strength, and muscle mass, which are important for physical function and athletic performance.” 

The research sounds promising, but the available evidence is suggestive of a significant benefit and remains inconclusive. Men and women alike have perked up their ears to the positive feedback of Tongkat Ali and who want to improve fat loss, increase lean mass, and enhance libido through natural testosterone boosting.

Is Tongkat Ali the New Miracle Herb?

Tongkat Ali
Tongkat Ali Boosts Testosterone, Cuts Fat and Enhances Libido. © 2011 Dorann Weber Moment Open/Getty Images

The Journal of the International Society of Sports Nutrition indicates “properly-standardized TA to stimulate the release of free testosterone, improve sex drive, reduce fatigue, and improve well-being.”

Could Tongkat Ali possibly be the new miracle herb of the health and fitness industry?  Everyone wants to boost this and cut that naturally and Eurycoma Longifolia Jack (ELJ) just may be a step in the right direction.

ELJ is not only linked to boosting testosterone, but other studies are also revealing cancer-fighting agents. The findings are still young and positive and negative results still warrant further research.

Men and Women Want to Know

Tongkat Ali
Tongkat Ali is a Root Herb with Testosterone Boosting Health Benefits. Moment Open/Getty Images

Tongkat Ali facts have got the attention of Curious George and also Georgette. Men and women alike suffer from lowered testosterone levels and are desperately seeking relief. You may fit into one of the following categories:

  • decreased libido
  • anorgasmia
  • erectile dysfunction
  • reduced stamina
  • decreased muscle mass
  • inability to lose fat
  • plateau in muscle building

Several studies have revealed significant improvement in many of the areas listed. The British Journal of Sports Medicine explains Tongkat Ali contains “quassinoids such as eurycomalacton, eurycomanon, and eurycomanol." These specific quassinoids are said to have aphrodisiac properties and increase testosterone levels.

Increasing Muscle

Muscle Building
Tongkat Ali is Linked to Increased Lean Mass. Peter Muller Cultura/Getty Images

Tongkat Ali appears to answer the call of cutting fat and building muscle according to the British Journal of Sports Medicine.

A pilot study on the Ergogenic Effects of Eurycoma Longifolia Jack (ELJ) was conducted on 14 healthy men. The participants were split into two groups where they either consumed a placebo or supplemented with Tongkat Ali. The study was performed over a 5-week period and those using ELJ showed the following results compared to the placebo group:

  • significant increase in lean mass
  • significant decrease in body fat percentage
  • significant increase in strength
  • significant increase in arm circumference
  • superior muscle recovery

My Sex Drive Sucks!

Tongkat Ali and Libido
Tongkat Ali is a Testosterone Booster that Increases Libido. Henrik Sorensen The Image Bank/Getty Images

Testosterone is the driving sexual hormone for men but also part of the female sexual hormone makeup. When a drop in testosterone occurs it can negatively impair sexual performance in both men and women.

Maintaining a healthy libido is important for both men and women. Tongkat Ali has shown promising research results to help increase sexual appetite.

The US National Library of Medicine, National Institutes of Health published an abstract study where E. longifolia Jack (Tongkat Ali) was administered to middle-aged rats and measured against a placebo group.

The results of the Tongkat Ali group indicated ELJ beneficial to enhance libido and supports its use as an aphrodisiac.

Stress Levels and Testosterone Boosting?

Tongkat Ali and Stress
Tongkat Ali is Linked to Stress Reduction. Digital Vision/Getty Images

Everyday stresses in life can send us over-the-top and add a testosterone boost can be a concern for edginess.

A recent study published in the Journal of the International Society of Sports Nutrition has revealed, “these results indicate that daily supplementation with tongkat ali root extract improves stress hormone profile." Research also suggested Tongkat ali supplementation as an effective way of protecting the body from the detrimental effects of stress.

Should I Take Tongkat Ali and is it Safe?

Tongkat Ali and Supplementation
Ask Your Doctor if Tongkat Ali is Right for You?. Derek Latta/Getty Images

Tongkat Ali sounds promising but unregulated sexual enhancements are especially likely to be adulterated. The potential to contain unlabelled and possibly illegal substances are possible. It will be important to confirm the quality of any product before purchase.

It is wise to be your own health care advocate, put in the research, weigh the pros and cons, and most importantly, consult with your physician prior to adding any supplementation to your nutritional intake.


Journal of the International Society of Sports Nutrition, Effect of Tongkat Ali on stress hormones and psychological mood state in moderately stressed subjects, Shawn M Talbott, 5/26/13

British Journal of Sports Medicine, Abstract 7, THE ERGOGENIC EFFECTS OF EURYCOMA LONGIFOLIA JACK: A PILOT STUDY, S. Hamzah, A. Yusof, 2003

US National Library of Medicine, National Institutes of Health, Effects of Eurycoma longifolia Jack on sexual qualities in middle aged male rats, Ang HH1, Ngai TH, Tan TH, 2003

US National Library of Medicine, National Institutes of Health, Effects of Eurycoma longifolia Jack (Tongkat Ali) on the initiation of sexual performance of inexperienced castrated male rats, Ang HH1, Cheang HS, Yusof AP, 1/2000

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