What is Eurycoma Longifolia?
Eurycoma longifolia, generally generally known as Tongkat Ali, Longjack, or Malaysian Ginseng, is a flowering plant native to Southeast Asia. Its lengthy, slender roots have been used for hundreds of years in conventional drugs to fight fatigue, enhance libido, improve athletic efficiency, and promote total male vitality. Fashionable scientific curiosity focuses closely on its potential to affect testosterone ranges.
Advantages of Eurycoma Longifolia (Tongkat Ali):
- Might Help Wholesome Testosterone Ranges: Quite a few research counsel Tongkat Ali can assist improve free testosterone and scale back Intercourse Hormone Binding Globulin (SHBG), making extra testosterone biologically out there. That is its most researched and sought-after profit.
- Enhances Libido & Sexual Perform: By probably boosting testosterone and enhancing blood stream, it is historically used and studied for enhancing erectile operate, sexual want, and efficiency.
- Reduces Stress & Cortisol: Analysis signifies it might decrease cortisol ranges, the first stress hormone. Excessive cortisol can suppress testosterone manufacturing and negatively influence temper and vitality.
- Boosts Power & Reduces Fatigue: Its adaptogenic properties assist the physique deal with stress, typically resulting in improved vitality ranges and lowered emotions of tiredness.
- Improves Temper & Nicely-being: Decreasing stress hormones and probably optimizing testosterone can contribute to improved temper, lowered nervousness, and a better sense of well-being.
- Might Help Muscle Power & Athletic Efficiency: Elevated free testosterone can assist muscle protein synthesis, probably enhancing energy, energy, and restoration, making it common amongst athletes.
How Does Tongkat Ali Work for Testosterone?

Tongkat Ali comprises bioactive compounds like eurypeptides, quassinoids, and glycosides. Analysis suggests its testosterone-boosting results work by way of a number of mechanisms:
- Stimulating Leydig Cells: It could stimulate the Leydig cells within the testes to provide extra testosterone.
- Decreasing SHBG: It seems to decrease ranges of Intercourse Hormone Binding Globulin (SHBG), releasing up extra testosterone to exert its results within the physique.
- Decreasing Cortisol: By decreasing the stress hormone cortisol, it removes a key inhibitor of pure testosterone manufacturing.
- Regulating the HPTA Axis: It could assist the wholesome operate of the Hypothalamic-Pituitary-Testicular Axis (HPTA), the physique’s central system for regulating testosterone manufacturing.
Tongkat Ali Testosterone Research: What Does the Science Say?
- Key Research (2013): A double-blind, placebo-controlled examine printed within the Journal of the Worldwide Society of Sports activities Vitamin discovered that males supplementing with Tongkat Ali root extract (200mg/day) for five weeks skilled important will increase in free testosterone (as much as 46%) and important decreases in SHBG and cortisol. Muscle energy additionally improved considerably in comparison with placebo.
- Different Findings: Research have additionally proven optimistic results on sperm high quality, erectile operate, temper, and vitality ranges in males with low testosterone or experiencing age-related decline. Whereas outcomes are promising, extra large-scale, long-term research are all the time useful. The proof is strongest for its results on free testosterone and stress discount.
Learn how to Take Tongkat Ali & Day by day Dose
Tongkat Ali is primarily consumed as a standardized root extract, out there in capsules, tablets, powders, or as a part of liquid tinctures. The standard and focus of lively compounds are essential.
- Standardization: Search for extracts standardized to glycosaponin or eurypeptide content material (e.g., “standardized to 100:1 extract” or “containing XX% glycosaponins”). This ensures efficiency and consistency.
- Day by day Dose: The efficient dose utilized in research sometimes ranges from 200mg to 400mg per day of a high-quality, standardized extract (typically equal to 1000mg – 4000mg of uncooked root powder).
- Dosing Protocol:
- Biking: Many customers and practitioners advocate biking Tongkat Ali (e.g., 4-8 weeks on, 1-2 weeks off) to stop potential receptor desensitization, although that is much less studied than with another adaptogens.
- Timing: May be taken as soon as day by day, typically within the morning or earlier than exercises. Taking it with meals could enhance absorption for some people.
What is the Finest Tongkat Ali?
The “greatest” Tongkat Ali is a high-quality, standardized extract from a respected provider that gives transparency about its sourcing and lab testing. Search for:
- Standardization markers (e.g., glycosaponin content material).
- Sourced from Malaysia or Indonesia (prime rising areas).
- Third-party examined for purity (heavy metals, microbes) and efficiency.
- Optimistic buyer evaluations and a reliable model.
Aspect Results & Security
Tongkat Ali is usually well-tolerated by most wholesome adults when taken at really useful doses for reasonable durations. Nonetheless, potential unwanted side effects embrace:
- Delicate: Restlessness, insomnia (particularly if taken late), elevated physique temperature, irritability.
- Uncommon/Severe: Potential liver toxicity with very excessive doses or poor-quality extracts. Hormonal imbalances if used excessively long-term with out biking.
- Precautions & Contraindications:
- Being pregnant & Breastfeeding: Keep away from resulting from lack of security information.
- Hormone-Delicate Situations: Keep away from if in case you have prostate most cancers, breast most cancers, or different hormone-sensitive circumstances.
- Autoimmune Illnesses: Use cautiously as it might stimulate the immune system.
- Kidney/Liver Illness: Use cautiously; seek the advice of a physician.
- Drugs: Potential interactions with blood thinners (warfarin), diabetes medicines, immunosuppressants, and thyroid treatment. At all times seek the advice of your physician earlier than beginning Tongkat Ali, particularly if in case you have any well being circumstances or take medicines.
What We Know About Tongkat Ali Security & Toxicity
In the case of the protection profile of Tongkat Ali, dependable human information stays restricted. Most out there research deal with short-term use with reasonable dosages, and high quality requirements for business merchandise can differ fairly a bit—particularly since there’s no common regulation for Tongkat Ali dietary supplements but.
One notable concern contains the potential for contamination: Merchandise sourced from sure areas, similar to Malaysia, have sometimes proven heavy metals like lead or mercury in quantities above really useful limits. As with every natural complement, all the time select respected manufacturers that present third-party lab testing to attenuate this danger.
Animal Research vs. Human Information
Animal testing has supplied some basic info on dosing and toxicity:
- In rodents, very excessive doses have been solely poisonous at ranges a lot better than sometimes utilized by people. For instance, the median deadly dose (LD50) for water-based extracts is above 3,000 mg/kg, which far exceeds customary human doses.
- Some indicators of liver adjustments appeared in rats given quantities proportionally greater than the standard day by day consumption for people, however managed human research have typically not proven liver points at really useful quantities.
Human trials utilizing reasonable dosages (200–600 mg/day) have principally reported solely gentle unwanted side effects, similar to minor digestive discomfort or itchiness. Severe adversarial results stay uncommon.
Populations Needing Additional Warning
Sure teams ought to steer clear:
- Pregnant or breastfeeding ladies, and kids, resulting from lack of analysis in these populations.
- People with hormone-sensitive circumstances (like breast or prostate most cancers), diabetes, coronary heart, liver, or kidney illness, or sleep apnea, as the protection profile isn’t effectively established.
Drug Interactions
There’s additionally proof Tongkat Ali can work together with some medicines. For instance, it might intrude with the absorption of propranolol (a standard blood strain treatment), probably decreasing its effectiveness. For anybody on prescribed treatment—particularly for coronary heart, immune, or endocrine circumstances—seek the advice of your healthcare supplier earlier than including Tongkat Ali to your routine.
- Different Findings: Research have additionally proven optimistic results on sperm high quality, erectile operate, temper, and vitality ranges in males with low testosterone or experiencing age-related decline. Whereas outcomes are promising, extra large-scale, long-term research are all the time useful. The proof is strongest for its results on free testosterone and stress discount.
Moreover, Tongkat Ali has a long-standing repute as a standard aphrodisiac, although a lot of this lore is predicated on historic use and animal analysis reasonably than sturdy human trials. Supplementation could assist elevated whole testosterone in each wholesome and hypogonadal males, with some analysis indicating potential enhancements in erectile operate, fertility, and total sexual well-being. There may be additionally rising proof for anxiolytic (stress- and anxiety-reducing) results, which can contribute to its repute for enhancing temper and vitality. Nonetheless, it’s essential to notice that whereas early outcomes are encouraging, the scientific proof—significantly from giant, randomized managed human research—remains to be growing.
Backside Line
Whereas reasonable doses of Tongkat Ali are typically protected for many wholesome adults, the shortage of sturdy human information and the potential for contaminated dietary supplements imply it’s sensible to strategy with warning. At all times go for high-quality merchandise, be aware of drug interactions, and discuss to your physician if in case you have any underlying well being considerations.
What Does the Analysis Say About Sexual Perform, Erectile Efficiency & Fertility?
A lot of Tongkat Ali’s repute as a pure enhancer for sexual well being stems from each conventional use and rising fashionable analysis. A lot of the present research—although fairly promising—are typically small and generally deal with animal fashions reasonably than large-scale human trials. That stated, there’s a rising physique of proof value contemplating:
- Erectile Perform & Sexual Efficiency: Some human research present that Tongkat Ali supplementation can enhance erectile operate and assist wholesome sexual want, particularly in males coping with low testosterone or gentle erectile dysfunction. That is typically attributed to its means to spice up free testosterone, enhance circulation, and probably improve nitric oxide exercise.
- Fertility: Analysis suggests Tongkat Ali could profit sperm high quality—enhancing focus, motility, and quantity—which might translate to improved fertility in males. Whereas outcomes differ throughout research, a number of have documented notable enhancements in these parameters, particularly for these experiencing infertility.
- Stress Discount & Nicely-being: There’s additionally proof for its gentle anxiolytic results. Decreasing stress and reducing cortisol could not directly profit sexual well being by supporting total hormone stability and temper.
It’s essential to notice that, though the preliminary findings are optimistic and align with conventional makes use of for reinforcing libido and fertility, bigger and longer-term scientific trials are nonetheless wanted to verify and totally perceive the extent of those results. General, Tongkat Ali stays one of many extra researched natural choices for male reproductive well being, with a security profile that’s typically well-tolerated at studied doses.
The place to Purchase Tongkat Ali
Buying high-quality Tongkat Ali is important for security and effectiveness. Search for respected complement retailers, well being meals shops, or trusted on-line distributors specializing in pure merchandise.
- WEB: Uncover premium, lab-tested Tongkat Ali extracts at aiherba.com. We prioritize high quality, purity, and transparency in all our natural dietary supplements.
- E mail: Have questions? Contact us at liaodaohai@gmail.com.
Abstract: Key Takeaways on Eurycoma Longifolia & Testosterone
- Eurycoma longifolia (Tongkat Ali) is a standard herb with robust scientific backing for its potential to improve free testosterone and scale back cortisol.
- Advantages embrace enhanced libido, improved temper, lowered stress, elevated vitality, and potential assist for muscle energy and athletic efficiency.
- It really works by stimulating testosterone manufacturing, decreasing SHBG, and reducing stress hormones.
- Efficient doses sometimes vary from 200mg to 400mg day by day of a standardized extract.
- Biking (e.g., 4-8 weeks on, 1-2 weeks off) is usually really useful.
- Usually protected for many, however seek the advice of your physician earlier than use, particularly with well being circumstances or medicines. Potential unwanted side effects embrace restlessness and insomnia.
- Buy high-quality, standardized extracts from respected sources like aiherba.com.
References:
- Talbott, S. M., Talbott, J. A., George, A., & Pugh, M. (2013). Impact of Tongkat Ali on stress hormones and psychological temper state in reasonably careworn topics. Journal of the Worldwide Society of Sports activities Vitamin, 10(1), 28. (Key examine on testosterone, cortisol, temper)
- Henkel, R. R., Wang, R., Bassett, S. H., Chen, T., Liu, N., Zhu, Y., & Tambi, M. I. (2014). Tongkat Ali as a possible natural complement for bodily lively female and male seniors—a pilot examine. Phytotherapy Analysis, 28(4), 544-550. (Results on seniors, stress, hormones)
- Ismail, S. B., Wan Mohammad, W. M., George, A., Nik Hussain, N. H., Musthapa Kamal, Z. M., & Liske, E. (2012). Randomized scientific trial on using PHYSTA freeze-dried water extract of Eurycoma longifolia for the development of high quality of life and sexual well-being in males. *Proof-Based mostly Complementary and Different Drugs, 2012*. (Libido, sexual operate, QoL)
- Leisegang, Okay., & Finelli, R. (2021). Different drugs and natural cures within the therapy of erectile dysfunction: A scientific overview. Arab Journal of Urology, 19(3), 323-339. (Contains overview of Tongkat Ali for ED)
- Study.com. (2023). Tongkat Ali. Study.com. Retrieved October 26, 2023, from https://examine.com/supplements/tongkat-ali/ (Complete, science-based abstract)
- Nationwide Heart for Complementary and Integrative Well being (NCCIH). (2020). Herbs at a Look: Tongkat Ali. https://www.nccih.nih.gov/health/tongkat-ali (Common overview, security)