Tongkat Ali Dosage: How Much to Take, by Goal (2026)

Last updated: November 6, 2026 · Originally published November 5, 2026 · Published by Eternal Elixir

You bought a bottle that says 2,000 mg per serving, then read that the studies used 200 mg. That gap is where most confusion about tongkat ali dosage starts, and it is the first thing to settle before you decide how much to take. If you want the outcome-by-outcome picture first, our guide to tongkat ali benefits for men covers what the research found. This page covers the numbers.

Disclosure: Eternal Elixir makes and sells supplements. When our own products appear in a comparison, they are named as Eternal Elixir products. No brand pays to be included. Our editorial standards

Here is the short version, then the trials behind it, sorted by the goal you have.

Human trials used 100 to 600 mg a day of standardized tongkat ali water extract, most often 200 mg, taken daily for 2 to 26 weeks. Starting low and checking your medications first is the cautious approach.

Key numbers:

• 100 to 600 mg a day: the range of extract doses in the seven outcome trials cited below.
• 200 mg a day: the most common dose, used in 3 of those 7 trials.
• 2 to 26 weeks: the shortest and longest trial lengths.
• 29% and 42%: how much lower total propranolol exposure and peak level were when the drug was taken with 200 mg of tongkat ali.

Tongkat Ali Dosage in the Human Trials

Every number in this guide comes from a published human study, and the table puts them side by side. Read across a row and you get the dose, the kind of extract, how long people took it, who they were and what changed. Most trials used a standardized hot-water root extract, usually a branded one called Physta. That matters later, when we compare trial doses with store labels.

Two patterns stand out. The doses cluster tightly, between 200 and 400 mg for most adult goals.

And in both trials that tested two doses side by side, the higher dose did more. In the older men, 200 mg pulled away from placebo by week 4, while 100 mg needed the full 12 weeks (Food & Nutrition Research). In the women, the abstract reports a significant drop for the 100 mg group only (World Journal of Clinical Cases).

A pooled analysis of five randomized trials found that total testosterone rose in men taking tongkat ali compared with placebo (Medicina). The trials were small, though, and several were funded by the company that makes the extract they tested. Treat the doses as a starting map, not a guarantee. If you are still choosing a bottle, our comparison of the best tongkat ali supplements reads the labels for you.

Tongkat Ali Dosage by Goal

People rarely take tongkat ali for one reason. Still, the trials were built around specific outcomes, so it helps to match your main goal to the study that measured it.

Stress and mood: 200 mg a day for 4 weeks

The stress trial gave 200 mg a day of standardized extract to adults who scored as moderately stressed. After four weeks, salivary cortisol was 16% lower and testosterone 37% higher than with placebo, and tension, anger and confusion scores dropped (Journal of the International Society of Sports Nutrition). The dose appears in the full text. Men and women were both enrolled, so this is the most general starting point.

Testosterone support after 50: 200 mg, give it 4 to 12 weeks

For men in their 50s and 60s, the strongest data come from the 105-man trial in the table. Both doses helped by the end, but 200 mg worked faster. The same trial reported lower fatigue scores and no safety changes of clinical concern in blood counts, lipids, liver or kidney tests. Free testosterone rose within each group but did not differ from placebo.

Sexual well-being: 300 mg a day for 12 weeks

Men aged 30 to 55 took 300 mg a day for 12 weeks. Their questionnaire scores for sexual function and physical functioning improved more than with placebo, libido rose 14%, and safety measures matched placebo (Evidence-Based Complementary and Alternative Medicine). Twelve weeks is a long runway. Most people quit before then, so plan for the full stretch if this is your reason.

Strength in older adults: 400 mg a day for 5 weeks

Active men and women aged 57 to 72 took 400 mg a day for five weeks. Total and free testosterone went up in both sexes, and so did grip strength (Phytotherapy Research). This was a small pilot study, and its abstract reports before-and-after changes rather than a placebo comparison, so read it as a lead rather than proof.

Women: 100 mg a day was the tested dose

The one trial built for women gave 50 or 100 mg a day for 12 weeks to women aged 40 to 55 in menopause. The 100 mg group improved its overall quality-of-life score by 33.9%, with no change in female reproductive hormones. Women also took part in the 200 mg stress trial and the 400 mg seniors study. Pregnant or breastfeeding women should skip tongkat ali entirely, since no study has tested it in either group.

Reading a 200:1 Label Against a 200 mg Trial

This is the part most dosage charts skip. A trial dose of 200 mg and a label that says 2,000 mg of 200:1 extract are measured in different ways, so you cannot divide one by the other.

The trial extracts were standardized. The maker tested each batch for a set level of marker compounds, so 200 mg of one lot behaves much like 200 mg of the next.

A 200:1 figure is a concentration ratio instead. It says roughly 200 parts of raw root went into 1 part of extract, but it does not say how much of the active compounds ended up in the capsule. Two 200:1 products can differ a lot.

Here is how that plays out on a real label. Eternal Elixir’s Tongkat Ali 200:1 Extract 2000mg lists 2,000 mg of Eurycoma longifolia root extract per 3-capsule serving, which is about 667 mg per capsule. A bottle holds 90 capsules, or 30 servings, and costs $29.99 at the time of writing, so a serving works out to $1.00.

Our own product page says plainly that the 200:1 ratio does not establish equivalence to the standardized extracts used in studies, and that this finished product has not been clinically tested. You should know that before you compare it with any trial.

So what should you do with a label like this? Three practical steps follow from the evidence:

• Follow the label serving as your ceiling, and do not stack a second tongkat product on top of it.
• If you want to ease in, some people take 1 capsule a day for the first week and move to the full serving after that. No trial has tested this approach, so treat it as a tolerance check only.
• Judge it over at least four weeks, since that is when most trials first measured a change.

The Eternal Elixir Tongkat Ali + Fadogia 2010mg blend is a different case. Each 3-capsule serving holds 500 mg of 200:1 tongkat ali alongside 1,500 mg of fadogia agrestis 10:1 extract and 10 mg of black pepper extract, for $19.99 a bottle, or about $0.67 a serving. Fadogia has no reliable human trials and a rat study raised testicular safety concerns. Our fadogia agrestis dosage guide explains why its numbers come from animal work, and tongkat ali vs fadogia agrestis covers whether the pairing makes sense for you.

How Long to Take Tongkat Ali, and Whether to Cycle

Most of the trials ran for 4 to 12 weeks, and that is a sensible window for judging it yourself. The shortest study gave young men 600 mg a day for only two weeks and still measured higher testosterone (Andrologia).

At the other end, a six-month trial gave 200 mg a day to men who also trained three times a week. The men who combined both did best (Maturitas). That study had no tongkat-only group, so it shows the pairing works together, without isolating the herb.

Cycling comes up constantly in forums, with schedules like five days on and two off, or a month on and a week off. No trial in this guide tested any cycle.

The data cover continuous daily use for up to six months, and nothing beyond that. Taking breaks is a personal choice. No study shows that a cycle works better than steady use, or worse.

Timing has the same gap. None of the trials compared morning with evening.

Most people take it with breakfast, which keeps it clear of bedtime and matches the once-a-day pattern the studies used. The same advice applies to other roots. Our ginseng dosage guide walks through a similar trial-to-label problem for Panax ginseng.

Safety Checks Before You Raise the Dose

In the controlled trials, tongkat ali was well tolerated at 100 to 600 mg a day. Safety tests in the 12-week trials matched placebo. Those studies were short, though, and three findings outside them are worth knowing before you go higher.

It can change how some medicines absorb. In 14 healthy men, taking 200 mg of tongkat ali with the blood pressure drug propranolol cut total drug exposure by 29% and the peak level by 42% (Journal of Clinical Pharmacy and Therapeutics). Anyone on a prescription medicine should ask a doctor or pharmacist before starting.

Product quality varies. A survey of 100 tongkat ali products sold in Malaysia found mercury above the local limit in 26% of them (Food and Chemical Toxicology). Buy from a seller that tests its batches. Every Eternal Elixir batch is third-party lab tested, and a certificate of analysis is available on request.

Rare heart-rhythm reports exist. One published case described a 71-year-old man who developed a heart-rhythm problem after starting tongkat ali (Cureus). A single case cannot prove cause, but palpitations or dizziness are a reason to stop and get checked.

Skip tongkat ali, or talk to your doctor first, if any of these apply:

• You are pregnant, breastfeeding or under 18.
• You have a hormone-sensitive condition, or you take hormone therapy.
• You take blood pressure, heart or other prescription medicines.
• You have a liver or kidney condition.

For most healthy adults, the evidence points to a plain plan: pick the dose that matches your goal, stay within the label serving, and give it a month before you judge it. If testosterone is your main interest, our guide on how to enhance testosterone covers the sleep, training and diet habits that matter more than any capsule.

When you are ready to start, view Eternal Elixir Tongkat Ali 200:1 Extract 2000mg for the full label, the serving size and the current price.

Tongkat Ali Dosage: Frequently Asked Questions

How much tongkat ali should I take per day?

Human trials used 100 to 600 mg a day of a standardized water extract, and 200 mg was the most common dose. With a 200:1 product, follow the label serving rather than converting milligrams, because the two are measured differently. Eternal Elixir’s Tongkat Ali 200:1 Extract 2000mg lists 3 capsules per serving.

What is the tongkat ali dosage for testosterone?

In men aged 50 to 70, 200 mg a day raised total testosterone above placebo by week 4, while 100 mg took 12 weeks. Young men taking 600 mg a day saw a rise after two weeks. For a wider look at the options, see our comparison of natural testosterone boosters.

Is 800 mg of tongkat ali too much?

No trial in this guide tested 800 mg a day of a standardized extract. The highest tested dose was 600 mg a day for two weeks. Going above the tested range adds uncertainty without evidence of extra benefit, so stay at or below your label serving.

What is the right tongkat ali dosage for women?

The only trial designed for women used 100 mg a day for 12 weeks in women aged 40 to 55 in menopause, and it found better quality-of-life scores with no change in reproductive hormones. Women also took 200 mg in a stress trial and 400 mg in a seniors study. Avoid it during pregnancy or breastfeeding.

Can I take tongkat ali every day?

Yes, every trial here used daily dosing, for up to six months. No study has tested a cycle, so taking breaks is a personal preference. Check with a doctor first if you take prescription medicines, since tongkat ali lowered propranolol absorption in one study.

When should I take tongkat ali for muscle growth?

No trial compared times of day. The strength results came when tongkat ali was paired with regular training, as in the six-month study with exercise three times a week. A morning dose with breakfast is the common habit. If you are building a wider routine, our list of the best adaptogens for men compares other roots by cost per day.

Sources

• Chinnappan SM, et al. Randomized, double-blind, placebo-controlled multicenter trial of Physta 100 mg or 200 mg in 105 men aged 50 to 70. Food & Nutrition Research. 2021. PubMed 34262417
• Talbott SM, et al. Effect of Tongkat Ali on stress hormones and psychological mood state in moderately stressed subjects. Journal of the International Society of Sports Nutrition. 2013. PubMed 23705671
• Leitão AE, et al. A 6-month, double-blind, placebo-controlled, randomized trial to evaluate the effect of Eurycoma longifolia (Tongkat Ali) and concurrent training. Maturitas. 2021. PubMed 33541567
• Ismail SB, et al. Randomized clinical trial on the use of PHYSTA freeze-dried water extract of Eurycoma longifolia for the improvement of quality of life and sexual well-being in men. Evidence-Based Complementary and Alternative Medicine. 2012. PubMed 23243445
• Henkel RR, et al. Tongkat Ali as a potential herbal supplement for physically active male and female seniors: a pilot study. Phytotherapy Research. 2014. PubMed 23754792
• Chan KQ, et al. The effect of Eurycoma longifolia on the regulation of reproductive hormones in young males. Andrologia. 2021. PubMed 33559971
• Muniandy S, et al. Effect of Eurycoma longifolia water extract (Physta) on menopausal quality of life and mood states. World Journal of Clinical Cases. 2025. PubMed 41283187
• Leisegang K, et al. Eurycoma longifolia (Jack) improves serum total testosterone in men: a systematic review and meta-analysis of clinical trials. Medicina (Kaunas). 2022. PubMed 36013514
• Salman SA, et al. Modification of propranolol’s bioavailability by Eurycoma longifolia water-based extract. Journal of Clinical Pharmacy and Therapeutics. 2010. PubMed 21054461
• Ang HH, Lee KL. Contamination of mercury in tongkat Ali hitam herbal preparations. Food and Chemical Toxicology. 2006. PubMed 16567029
• Ali M. Tongkat Ali-induced atrial flutter: a probable case. Cureus. 2025. PubMed 41080360

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.