Top 9 Best Tongkat Ali Supplements (2026)

Updated Oct 21, 2026By Felix Hesse9 products analyzed5 peer-reviewed sourcesAffiliate links

Double Wood LJ100 Tongkat Ali, 120 capsules — bottle from Amazon listing01 · Best overall✓ Label verified · Supplement Facts read Aug 27, 2026
The One To Buy

Best overall: Double Wood LJ100 Tongkat Ali

The exact extract used in 5+ placebo-controlled trials, at the trial-window dose. The clinical pick.

9.3SAC Product Score™
StrongestActive-ingredient potency9.51
WeakestReal-world response8.5

$38 / month$0.63 / 100 mg LJ100 cap

Why it wins: all five scores, pros & cons, full label
Active-ingredient potency30%9.51
Label trust + lab transparency25%9.51
Cost per active dose20%9.52
Formulation + stack15%9.01
Real-world response10%8.52
What We Like
  • LJ100 is the most-studied tongkat extract in the world (HP Ingredients patent)
  • Active marker compounds all triple-declared on the label
  • Stacks cleanly with KSM-66 ashwagandha and zinc bisglycinate
What You Live With
  • 100 mg per cap — you need 2 caps/day to hit the trial dose
  • More expensive per active mg than Toniiq UHP
Per cap
100 mg LJ100
Active markers
22% eurypeptides, 40% glycosaponins, ≥2% eurycomanone
Testing
LJ100 supplier COA + Double Wood QC
Trial window
Matches Talbott 2013 / Tambi 2012 protocol

Our take — When the question is 'which bottle gives me the exact thing the studies used', the answer is LJ100. Double Wood's version is among the cheapest LJ100-licensed products on Amazon. Two caps a day matches the Talbott 2013 / Tambi 2012 protocol. Pick this if you want to mirror the trials, not approximate them.

Or Pick By What Matters To You
Compare All 9

Who Wins Which Aspect

Rank By

Sorted by overall SAC Product Score™ — the official ranking.

All 9 picks side by side — one column per scoring criterion, gold marks the best value in a column.
#PickScoreActive-ingredient potency30%Label trust + lab transparency25%Cost per active dose20%Formulation + stack15%Real-world response10%Cost Per DoseBuy
01
Double Wood LJ100 Tongkat AliBest overall9.59.59.59.08.5
9.39.519.519.529.018.52$0.63 / 100 mg LJ100 capCheck price
LJ100 is the most-studied tongkat extract in the world (HP Ingredients patent)100 mg per cap — you need 2 caps/day to hit the trial dose
02
AKARALI Tongkat Ali (Physta)Best Physta-licensed9.09.07.59.08.0
8.69.029.027.59.018.03$0.70 / 200 mg Physta capCheck price
Physta is the extract used in Talbott 2013 (+37% T)Less brand recognition than the Double Wood / LJ100 picks
03
Toniiq Ultra Tongkat AliHighest guaranteed potency7.58.07.59.09.5
8.17.538.07.59.019.51$0.90 / 800 mg capCheck price
Min. 2% eurycomanone label guarantee — the highest on Amazon; most rivals guarantee nothingMost expensive option on the list at $45/month
04
Nutricost Tongkat AliBest budget7.07.59.87.58.5
7.97.07.59.817.538.52$0.32 / 2-capsule servingCheck price
Cheapest pick with a GMP-tested supply chainNo public COA — only internal batch QC
05
NOW TestoJack 300Best from a household brand7.09.08.07.57.0
7.87.09.028.07.537.0$0.33 / 300 mg capCheck price
NOW's in-house QC is among the most consistent in the industryNo declared eurycomanone %
06
NusaPure Longjack Tongkat AliBest high-dose value7.06.59.87.57.5
7.67.06.59.817.537.5~$0.31 / servingCheck price
1,300 mg of 200:1 extract per serving, more than Nutricost's 1,000 mgNo declared eurycomanone %, so the active dose is unknown
07
Solaray Tongkat AliBest store-brand backup6.58.57.08.06.5
7.36.58.537.08.026.5$0.30 / 400 mg capCheck price
Solaray's QC track record runs back 30+ yearsNo declared eurycomanone %
08
Double Wood Tongkat Ali ComplexCheapest tested5.58.09.04.06.5
6.75.58.09.034.06.5≈ $0.42 / 2-capsule servingCheck price
Cheapest third-party-tested tongkat on this list at roughly $12.50/monthIt is a Complex, not a pure extract — 20 mg of Tribulus pads the “1020 mg” headline
09
BulkSupplements Longjack PowderCheapest by weight4.58.06.08.07.5
6.54.58.06.08.027.5~$0.19 / 1 g servingCheck price
A genuine Longjack extract, cheapest cost-per-gram on the list (~$0.19/g)No declared extract ratio or eurycomanone % — concentration is unknown
The Ranked List

The Other 8, Ranked

  1. AKARALI Pure Tongkat Ali Physta® 200:1, 30 count — bottle from Amazon listing02

    Best Physta-licensed: AKARALI Pure Tongkat Ali (Physta®)

    8.6SAC Score™

    Physta is the other clinical-grade source. This is the cheapest Physta-licensed product on Amazon.

    StrongestActive-ingredient potency9.02
    WeakestCost per active dose7.5
    Per cap
    200 mg Physta
    Active markers
    Standardised eurycomanone + eurypeptides
    Testing
    Biotropics supplier COA + AKARALI QC
    All five scores, pros & cons, full label
    Active-ingredient potency30%9.02
    Label trust + lab transparency25%9.02
    Cost per active dose20%7.5
    Formulation + stack15%9.01
    Real-world response10%8.03
    What We Like
    • Physta is the extract used in Talbott 2013 (+37% T)
    • Bottle front reads Eury-Prep 200 — AKARALI's preparation name; the extract inside is the patented Physta® material (confirmed by the manufacturer)
    • Per-cap dose matches the original trial protocol exactly
    • Lower price than other Physta-licensed brands like Solaray HerbalPro
    What You Live With
    • Less brand recognition than the Double Wood / LJ100 picks
    • Only one cap/day — no flexibility to split dose
    Trial window
    Exact match to Talbott 2013 dose

    Our take — Physta and LJ100 are the two clinically-validated extracts. If Double Wood LJ100 (#1) is sold out, this is the equivalent pick from the other patent. The Talbott 2013 trial used Physta specifically — buying this lets you replicate that protocol exactly.

  2. Toniiq Ultra Tongkat Ali 200:1, 120 capsules — bottle from Amazon listing03

    Highest guaranteed potency: Toniiq Ultra Tongkat Ali 200:1

    8.1SAC Score™

    The highest label-guaranteed dose on Amazon: min. 2% eurycomanone, ≥16 mg per 800 mg cap — over five times the guaranteed active content of any rival.

    StrongestReal-world response9.51
    WeakestActive-ingredient potency7.5
    Per cap
    800 mg @ min. 2% eurycomanone (label)
    Active mg
    ≥16 mg guaranteed / cap
    Testing
    NSF-grade facility, public COA
    All five scores, pros & cons, full label
    Active-ingredient potency30%7.53
    Label trust + lab transparency25%8.0
    Cost per active dose20%7.5
    Formulation + stack15%9.01
    Real-world response10%9.51
    What We Like
    • Min. 2% eurycomanone label guarantee — the highest on Amazon; most rivals guarantee nothing
    • Per-capsule active mg in the top quartile of all picks
    • NSF-grade facility, full third-party COA
    • Single-cap dosing — simpler protocol
    What You Live With
    • Most expensive option on the list at $45/month
    • High potency = lower margin for error if you're sensitive
    Trial window
    Top of the range

    Our take — If you want the most label-guaranteed active mg per capsule, this is it. Toniiq markets its UHP grade as ~10% eurycomanone, but the label commits to min. 2% — we score the label, and even at 2% nothing else on this shelf guarantees half as much per cap.

  3. Nutricost Tongkat Ali 1000 mg, 120 capsules — bottle from Amazon listing04

    Best budget: Nutricost Tongkat Ali 1000 mg

    7.9SAC Score™

    The cheapest legitimate option. About $9.50 a month at the label dose, 120 caps, GMP facility.

    StrongestCost per active dose9.81
    WeakestActive-ingredient potency7.0
    Per serving
    1,000 mg 200:1 extract (2 capsules) + 20 mg Tribulus + 5 mg BioPerine
    Bottle
    120 capsules · 60 servings (2-month supply)
    Testing
    GMP-certified facility, batch QC
    All five scores, pros & cons, full label
    Active-ingredient potency30%7.0
    Label trust + lab transparency25%7.5
    Cost per active dose20%9.81
    Formulation + stack15%7.53
    Real-world response10%8.52
    What We Like
    • Cheapest pick with a GMP-tested supply chain
    • 120-cap bottle stretches the price further than any competitor
    • Label dose is printed plainly: 1,000 mg per two-capsule serving
    What You Live With
    • No public COA — only internal batch QC
    • No declared eurycomanone %
    Trial window
    Trials used 200-400 mg of standardised extract; this is 1,000 mg of a 200:1 extract with no eurycomanone %

    Our take — If you want to test the waters without committing $30+/month, Nutricost is the right starting point. The supply chain is real, the dose is real, the lack of standardisation % is the cost you pay for the low price. Run a baseline T panel before and after — if you respond, upgrade to Double Wood LJ100 (#1) or Toniiq UHP (#3) for cycle two.

  4. NOW Foods TestoJack 300 with 300 mg EuryGold Tongkat Ali blend, 60 veg caps — bottle from Amazon listing05

    Best from a household brand: NOW Foods TestoJack 300

    7.8SAC Score™

    The safest brand-trust pick. NOW's quality control track record runs 30+ years.

    StrongestLabel trust + lab transparency9.02
    WeakestActive-ingredient potency7.0
    Per cap
    300 mg EuryGold™ blend (citrus bergamot fiber + Tongkat Ali root extract; split not declared)
    Bottle
    60 capsules
    Testing
    NOW in-house labs; GMP Quality Assured seal on the panel
    All five scores, pros & cons, full label
    Active-ingredient potency30%7.0
    Label trust + lab transparency25%9.02
    Cost per active dose20%8.0
    Formulation + stack15%7.53
    Real-world response10%7.0
    What We Like
    • NOW's in-house QC is among the most consistent in the industry
    • Available in most US health stores — easy offline backup
    • Single active line on the panel — no Tribulus or nettle
    What You Live With
    • No declared eurycomanone %
    • The 300 mg is a blend with citrus bergamot fiber; the Tongkat share is not broken out
    Certifications
    Kosher, Non-GMO badge on the front, vegetarian/vegan

    Our take — If you want to walk into a Sprouts or Vitamin Shoppe and grab a bottle of something you trust, NOW Foods is the answer. The QC pedigree justifies the small price premium over Nutricost. Slot it in as a backup when your primary brand is out of stock.

  5. Tall amber bottle with mortar, pestle and root pieces — Best high-dose value06

    Best high-dose value: NusaPure Longjack Tongkat Ali 1300 mg, 150 Veg Capsules

    7.6SAC Score™

    More extract per serving than Nutricost for about the same price — 1,300 mg of 200:1 per two-cap serving, 75 servings for about $23.

    StrongestCost per active dose9.81
    WeakestLabel trust + lab transparency6.5
    Per serving (2 caps)
    1,300 mg Tongkat Ali root extract (200:1) + 2.5 mg BioPerine
    Standardisation
    None printed (no eurycomanone %)
    Bottle
    150 capsules · 75 servings at 2 caps daily
    Check price on AmazonRead the full review$22.99 / bottle (~$9.20 / month)
    All five scores, pros & cons, full label
    Active-ingredient potency30%7.0
    Label trust + lab transparency25%6.5
    Cost per active dose20%9.81
    Formulation + stack15%7.53
    Real-world response10%7.5
    What We Like
    • 1,300 mg of 200:1 extract per serving, more than Nutricost's 1,000 mg
    • About $0.31 per serving — level with the cheapest bottle on the list
    • Single extract plus BioPerine, no Tribulus
    What You Live With
    • No declared eurycomanone %, so the active dose is unknown
    • No lab or COA named — testing is brand-stated
    Testing
    Tested and cGMP-facility badges on pack; no lab or COA named

    Our take — A plain generic 200:1 Tongkat at a fair price: 1,300 mg of extract per two-capsule serving plus 2.5 mg BioPerine, 75 servings for about $23. It matches Nutricost on cost and beats it on extract weight, and it leaves out Tribulus. Like every generic bottle it prints no eurycomanone percentage and names no lab, so the dose is unverified. A sound budget pick once you have validated your own response; not a substitute for a named patent extract.

  6. Solaray Tongkat Ali 400 mg, 180 veg caps — bottle from Amazon listing07

    Best store-brand backup: Solaray Tongkat Ali 400 mg

    7.3SAC Score™

    Solaray's three-decade QC track record. The 'safe-default' backup pick.

    StrongestLabel trust + lab transparency8.53
    WeakestActive-ingredient potency6.5
    Per cap
    300 mg EuryGold™ blend (citrus bergamot fiber + Tongkat Ali root extract; split not declared)
    Bottle
    60 capsules
    Testing
    Solaray QC + GMP
    All five scores, pros & cons, full label
    Active-ingredient potency30%6.5
    Label trust + lab transparency25%8.53
    Cost per active dose20%7.0
    Formulation + stack15%8.02
    Real-world response10%6.5
    What We Like
    • Solaray's QC track record runs back 30+ years
    • Widely stocked at brick-and-mortar health stores
    • Consistent batch QC reports
    What You Live With
    • No declared eurycomanone %
    • Not a clinical-trial-named source
    • Lower-margin product line — fewer batches/year
    Availability
    Sprouts, Whole Foods, Vitamin Shoppe

    Our take — The 'I trust the brand' pick. Solaray has been making supplements longer than most readers have been alive — that's worth something. The lack of standardisation declaration keeps it in the back half of this list, not because the product is bad but because the picks above tell you more about what's actually inside the capsule.

  7. Double Wood Supplements Tongkat Ali Complex 1020 mg, 120 capsules — bottle from Amazon listing08

    Cheapest tested — but it's a blend: Double Wood Tongkat Ali Complex 1020 mg

    6.7SAC Score™

    The cheapest third-party-tested tongkat here — but the bottle is a Tongkat + Tribulus Complex, and the label dose runs past the trial window.

    StrongestCost per active dose9.03
    WeakestFormulation + stack4.0
    Per serving (2 caps)
    1000 mg tongkat 200:1 + 20 mg Tribulus — that's the “1020 mg”
    Bottle
    120 capsules · 60 servings (60-day supply at the label dose)
    Testing
    cGMP; dated third-party heavy-metal + microbial panel, COA on request
    Check price on AmazonRead the full review≈ $25 / bottle (≈ $12.50 / month)
    All five scores, pros & cons, full label
    Active-ingredient potency30%5.5
    Label trust + lab transparency25%8.0
    Cost per active dose20%9.03
    Formulation + stack15%4.0
    Real-world response10%6.5
    What We Like
    • Cheapest third-party-tested tongkat on this list at roughly $12.50/month
    • Supplement Facts name every ingredient with its own mg — no proprietary blend
    • Named third-party lab with a dated heavy-metal + microbial panel on the listing
    What You Live With
    • It is a Complex, not a pure extract — 20 mg of Tribulus pads the “1020 mg” headline
    • 20 mg of Tribulus is far below any dose Tribulus has been trialled at — it is decorative
    • No declared eurycomanone % — generic 200:1 extract, so active content is unknowable
    • COA is on request, not published per batch
    • Label dose is 1000 mg/day; even a single cap is 500 mg, above the 200-400 mg window
    Trial window
    Overshoots — 1000 mg/day vs the 200-400 mg standardised window

    Our take — Cheap, genuinely tested, and honestly labelled on the back — but not what the front of the bottle implies. The Amazon title sells “Tongkat Ali Extract, Ultra High Potency 200:1”; the bottle says “Tongkat Ali COMPLEX 1020 mg”, and the Supplement Facts explain the gap: 1000 mg of generic 200:1 root extract plus 20 mg of Tribulus terrestris. That 20 mg is a rounding error against the 750-1500 mg Tribulus has actually been studied at — it buys the label a bigger number and nothing else. Combined with an undeclared eurycomanone % and a label dose that sits 2.5× past the 200-400 mg trial window, this is a budget bottle, not a default. If you want the extract the trials used, buy Double Wood's own LJ100 (#1); if you want the highest verified concentration, Toniiq UHP (#3); if you just want the cheapest single-ingredient tongkat, Nutricost (#4).

  8. Mortar of reddish-brown tongkat extract powder with scale and capsules — cheapest by weight09

    Cheapest by weight: Bulk Supplements Longjack Extract (Tongkat Ali) Powder

    6.5SAC Score™

    A real Longjack extract in cheap loose-powder form — but with no declared ratio or eurycomanone %, you can't verify what a 1 g scoop delivers.

    StrongestLabel trust + lab transparency8.0
    WeakestActive-ingredient potency4.5
    Standardisation
    None — no extract ratio or eurycomanone % declared
    Format
    100 g Longjack extract powder (1 g/serving)
    Testing
    Independent third-party COA, heavy-metal verified (purity, not potency)
    Check price on AmazonRead the full review$19 / 100 g (~3 months at 1 g/day)
    All five scores, pros & cons, full label
    Active-ingredient potency30%4.5
    Label trust + lab transparency25%8.0
    Cost per active dose20%6.0
    Formulation + stack15%8.02
    Real-world response10%7.5
    What We Like
    • A genuine Longjack extract, cheapest cost-per-gram on the list (~$0.19/g)
    • Independent third-party COA, heavy-metal verified
    • Total dose flexibility — titrate any range
    What You Live With
    • No declared extract ratio or eurycomanone % — concentration is unknown
    • Can't map a 1 g scoop onto the 200-400 mg trial window
    • Bitter loose powder — needs capsules/masking and a 0.01 g scale
    Notes
    Bitter taste — capsule it or mix into coffee; needs a 0.01 g scale

    Our take — It's a real extract, not raw root powder — but its potency is undeclared, so you're trusting an unknown concentration rather than matching a verifiable dose. For a cost-per-gram optimiser who already responds to tongkat and runs their own dose-finding, it's a defensible value play. For 95% of readers, a characterised capsule extract on this list is the better call.

Buying Guide

Tongkat Ali In Four Short Lessons

By The Numbers

Why standardisation is the entire game

+37%
Total testosterone vs placebo at 200 mg standardised Physta / 4 wk
−16%
Cortisol reduction in moderately stressed adults at 200 mg
5 RCTs
Placebo-controlled trials behind the LJ100/Physta dose recommendation
≥ 2%
Eurycomanone threshold that separates a working extract from filler

Sources: Talbott 2013 (PMID 23705671); Tambi 2012 Physta multicenter (PMID 21671978); Leitao 2021 ADAM RCT (PMID 33541567); Tambi & Imran meta-analysis (PMID 36013514).

RULE 1

Look for a standardised extract.

Standardisation, not price per capsule, tells you whether the powder can move testosterone. It carries 30% of our score.

RULE 2

Dose 200-400 mg a day.

That is the window five placebo-controlled trials and a meta-analysis support. Talbott 2013 used 200 mg of the Physta extract.

RULE 3

Check the testing.

We cross-checked certificates of analysis. Amazon lists hundreds of bottles, and third-party testing separates a working one from a cheap placebo.

Talbott 2013 (PMID 23705671, +37% total T / −16% cortisol at 200 mg Physta), Tambi 2012 (PMID 21671978), Leitão 2021 (PMID 33541567), Chinnappan 2021 (PMID 34262417), and the Tambi & Imran meta-analysis (PMID 36013514, pooled SMD 1.35 on total testosterone).

Verdict

The bottom line

01

Double Wood LJ100 (#1) is the default buy, because it's the exact extract the published trials used; Toniiq UHP (#3) is the pick if you want the highest label-guaranteed eurycomanone concentration.

A min. 2% eurycomanone label guarantee (≥16 mg per cap), NSF-grade facility, full third-party COA, $45/month. If you want the extract the published trials used rather than the most concentrated one, Double Wood LJ100 (#1) at $38 is the honest alternative.

02

Nutricost (#4) for tight budgets — and read the Supplement Facts before you buy anything marketed as a “Complex”.

Nutricost at about $9.50 a month if money is tight. Blends bury a token second ingredient in the headline milligram count: Double Wood's Complex (#8) reaches “1020 mg” by adding 20 mg of Tribulus to 1000 mg of tongkat, and 20 mg is a fraction of any dose Tribulus has been trialled at.

03

Whatever you buy, measure it — baseline panel, one product, 8 weeks, re-test.

Pull a baseline T panel, run a single product at 200-400 mg/day for 8 weeks, then re-test. The bottle is one variable in a five-variable system, and the honest caveat holds: the single biggest mistake is buying $200 of supplements and not measuring whether they worked.

Frequently Asked

Quick Answers

Are LJ100 and Physta really the only sources worth buying?

They are the only two with multiple human placebo-controlled trials at the doses sold on the bottle. Everything else (generic 200:1, raw root powder, 100:1 'concentrated' extracts) lives in a regulatory grey zone — possibly fine, possibly inert. If you want signal not noise, you want LJ100 or Physta. If you want the lowest cost-per-month with a defensible third-party COA, the 200:1 generics ranked here are a reasonable compromise.

Why is 'standardised to ≥2% eurycomanone' the gating criterion?

Eurycomanone is the marker compound that tracks the testosterone and cortisol effects across trials. Unstandardised root powder can vary 10× in eurycomanone content lot to lot. If the label doesn't declare a percent, you're rolling dice on whether a 400 mg capsule contains 8 mg of active compound or 0.8 mg. The 2% floor is what published RCTs use.

How much should I actually spend per month?

$22-38 is the productive range. Below $20 you almost always lose either standardisation or third-party testing. Above $45 you start paying for marketing — Toniiq UHP at $45 is justified because it pushes active mg per capsule into the top quartile, but anything above $60 is brand tax.

Is the Joe Rogan / Andrew Huberman stack worth it?

Tongkat ali + fadogia agrestis is the popular variant. Tongkat has the strong RCT evidence (5+ trials). Fadogia has no human trials at all, only rat studies from one lab in Nigeria: testosterone rose within five days (Yakubu 2005, PMID 16281088), but 28 days at the same doses showed adverse effects on testicular function (Yakubu 2008, PMID 18023305) and damaged liver and kidney cell membranes (Yakubu 2009, PMID 19755438). Run tongkat alone first for 8 weeks, retest, then decide if you want to add fadogia. Buying them pre-stacked saves $5/month and removes your ability to titrate.

Can I just buy raw root powder and capsule it myself?

Technically yes, biologically no. Raw root powder at the 2-4 g/day folk dose has near-zero clinical evidence for testosterone effects — the trials use concentrated standardised extracts at 1/10th the gram dose. You're paying for the concentration step. Skip the powder unless you're stacking herbal teas for tradition.

How long until I notice anything?

Libido and morning erections respond first, at 2-4 weeks. Energy and mood typically follow at 3-5 weeks. Body composition, recovery, and free T shifts need the full 8-12 weeks. If you feel nothing at 8 weeks on a standardised extract at 200-400 mg/day, you're probably a non-responder — try a different source patent (LJ100 if you ran Physta, or vice versa) before giving up.

Are there side effects I should watch for?

At 200-400 mg/day of standardised extract: rare GI upset (take with food), occasional insomnia if taken after 2 p.m., very rare irritability at the high end. Avoid if you have hormone-sensitive cancer, are on TRT (additive), are pregnant/nursing, or have liver disease. The six-month Physta safety trial at 200 mg/day reported no adverse events relative to placebo.

Research & Sources

Every Claim Ranked Above Traces Back To One Of These

7 sources — studies link to PubMed, product specs to the manufacturer
  1. [1] Talbott 2013 PMID 23705671 — Effect of Tongkat Ali on stress hormones and psychological mood state in moderately stressed subjects. 200 mg/day of standardised Physta extract for 4 weeks raised total testosterone +37% and lowered cortisol −16% vs placebo in moderately stressed adults. The cornerstone trial behind the 200 mg dose recommendation.
  2. [2] Tambi 2012 PMID 21671978 — Standardised water-soluble extract of Eurycoma longifolia, Tongkat ali, as testosterone booster for managing men with late-onset hypogonadism. Multicenter ADAM-population trial: 200 mg Physta daily restored testosterone into the eugonadal range in 90% of men with late-onset hypogonadism over the treatment window.
  3. [3] Leitão 2021 PMID 33541567 — A 6-month, double-blind, placebo-controlled, randomised trial to evaluate the effect of Eurycoma longifolia (Tongkat Ali) and concurrent training on erectile function and testosterone levels in androgen deficiency of ageing men (ADAM). Six-month continuous Physta dosing at 200 mg/day was safe and well-tolerated, with no adverse events vs placebo. Established the long-cycle safety window we use in the protocol.
  4. [4] Chinnappan 2021 PMID 34262417 — Effect of Eurycoma longifolia standardised aqueous root extract — Physta® on cycling endurance in elite male recreational athletes. Physta improved time-to-exhaustion in elite cyclists and supported testosterone and quality-of-life markers during sustained training — extending the evidence from sedentary to athletic populations.
  5. [5] Leisegang 2022 PMID 36013514 — Tongkat Ali (Eurycoma longifolia) for testosterone in men: a meta-analysis of randomised placebo-controlled trials. Pooled five-RCT meta-analysis: standardised mean difference of 1.35 on total testosterone vs placebo across 100-600 mg/day standardised extract doses. The largest effect size of any natural-product testosterone supplement.
  6. [6] SAC News — We Read 620 Supplement Labels So You Don't Have To: What Changed at Super Achiever Club. 620 of our supplement reviews are now checked line by line against the Supplement Facts panel on the bottle. Where our own text and the label disagreed, the label won. Then we rebuilt the reviews, the rankings and the goal pages around that. Here is what you can do with it.
  7. [7] SAC News — The Honest Case for Tongkat Ali: Testosterone +37%, Cortisol −16% in a Randomized Trial. Skip the $300 'test boosters' with zero studies. In a randomized, placebo-controlled trial, 200 mg/day of standardized Tongkat Ali for four weeks raised testosterone status +37% and cut the stress hormone cortisol −16% in stressed adults. It's one credible lever for low-normal testosterone — not a replacement for sleep, training, or medical care.
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01 · Best overallDouble Wood LJ100 Tongkat Ali9.3Check price