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Tribulus Formula

Pure Encapsulations
4.8
★ ★ ★ ★ ★
(12 ratings)
Tribulus 250 mg
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Score58
A focused hormone blend uses several recognizable ingredients but undershoots on dose and bioavailability. Premium cost makes those limitations harder to accept.
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Quantity:90 Capsule(s) • (30 servings)
Goals:

Score 58

A focused hormone blend uses several recognizable ingredients but undershoots on dose and bioavailability. Premium cost makes those limitations harder to accept.
How scoring works
$44.00($1.46 per serving)
Pure Formulas
$ 44.00
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Analysis

Tribulus fruit extract includes a named protodioscin marker, while D-aspartic acid provides another commonly marketed testosterone pathway. Chrysin and hesperetin add flavonoid components intended to broaden hormone-related support.

Protodioscin is not quantified, D-aspartic acid is below commonly studied amounts, and chrysin has poor oral bioavailability. The formula also omits foundational zinc, vitamin D, and magnesium.

Three capsules per serving and premium cost create weak value for the disclosed doses. It fits few users better than a simpler, better-characterized hormone-support formula.

Who is it for
  • Adults specifically interested in a multi-pathway hormone blend
  • Users who understand the limited evidence
  • People able to review hormone-related compatibility
Best for
  • Exploratory hormone-support routines
  • Users wanting tribulus with D-aspartic acid
  • People prioritizing a concise four-active formula

Pros

  • Tribulus fruit source is identified
  • Protodioscin is named as a marker
  • All four ingredient weights are listed

Cons

  • Protodioscin amount is not quantified
  • D-aspartic acid is below common study amounts
  • Very high serving cost

Warnings

  • The formula should not replace evaluation of persistent low-testosterone symptoms.
  • Tribulus and D-aspartic acid affect hormone-related pathways and need care with hormone-sensitive conditions or treatment.
  • Tribulus may affect blood pressure or glucose control, so relevant medicines require compatibility review.

Nutrient quality

58 Moderate impact

The formula has a focused hormone theme but weak practical dose quality. Poor chrysin absorption and unquantified tribulus potency are major limitations.

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Ingredient transparency

84 Highest impact

All active amounts are visible without a hidden blend. Complete directions, inactive ingredients, and quantified marker potency remain missing.

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Customer satisfaction

57 Moderate impact

The supplied average is very strong and based on a small sample. No review themes were provided, so consistency and purpose-specific experience cannot be assessed.

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Value for money

24 Situational impact

The very high serving cost is poorly matched to the formula quality. Modest key doses and low-value supporting ingredients further weaken competitiveness.

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Ingredients

IngredientAmount per serving
Tribulus Fruit Extract (Protodioscin)
 250 mg
D-Aspartic Acid
1000 mg
Chrysin
100 mg
Hesperetin
50 mg
Gluten Free Men 18–50 Women
Report overview
Tribulus (Protodioscin) · 250 mg OverallScore51
D+ Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyF Value

Fruit extract and a named protodioscin marker support source quality, but the label does not quantify that marker. The Tribulus amount reaches the collection median and is clearly disclosed. The very high serving cost makes the product inefficient for Tribulus-focused use.

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82 Performance

TRIBX90

ALLMAX
<p>Ingredient quality is better supported by 750 mg tribulus with a named saponin form, keeping the choice closely aligned with the tribulus collection. The larger listed tribulus amount may suit someone prioritizing a substantial serving, although the actual saponin concentration still matters.</p>
78 Performance

Tribulus Fruit Extract 450 mg

Solaray
<p>Ingredient quality is better supported by 450 mg tribulus with a named saponin form, keeping the choice closely aligned with the tribulus collection. The larger listed tribulus amount may suit someone prioritizing a substantial serving, although the actual saponin concentration still matters.</p>
75 Performance

Tribulus 1000 mg

California Gold Nutrition SPORT
<p>Ingredient quality is better supported by 1,000 mg tribulus with a named saponin form, keeping the choice closely aligned with the tribulus collection. The larger listed tribulus amount may suit someone prioritizing a substantial serving, although the actual saponin concentration still matters.</p>
81 Budget

Mega Tribulus Extract

Swanson Passion
<p>250 mg tribulus with a named saponin form preserves the main ingredient at a lower serving cost. The focused label keeps the comparison close to the original while making the tribulus form straightforward to assess.</p>
80 Budget

Full Spectrum Tribulus Fruit 500 mg

Swanson Premium Brand
<p>500 mg tribulus preserves the main ingredient at a lower serving cost. The label does not identify a saponin level, so the trade-off is less precise potency information than the original.</p>
81 Budget

Tribulus Extract 750 mg

Source Naturals
<p>750 mg tribulus fruit extract preserves the main ingredient at a lower serving cost. The label does not identify a saponin level, so the trade-off is less precise potency information than the original.</p>
78 Value

Tribulus Terrestris Extract 625 mg

The Vitamin Shoppe
<p>625 mg tribulus with a named saponin form combines a relevant tribulus serving with favorable value evidence. The larger listed tribulus amount may suit someone prioritizing a substantial serving, although the actual saponin concentration still matters.</p>
76 Value

Tribulus Terrestris

NutraKey
<p>1,000 mg tribulus with a named saponin form combines a relevant tribulus serving with favorable value evidence. The larger listed tribulus amount may suit someone prioritizing a substantial serving, although the actual saponin concentration still matters.</p>
80 Value

TestoJack 100

NOW
<p>250 mg tribulus with a named saponin form combines a relevant tribulus serving with favorable value evidence. Added tongkat ali broadens the formula, though it is less targeted than a stand-alone tribulus option.</p>
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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Effects of Tribulus (Tribulus terrestris L.) Supplementation on Erectile Dysfunction and Testosterone Levels in Men-A Systematic Review of Clinical Trials.
    Vilar Neto JO; de Moraes WMAM; Pinto DV; da Silva CA; Caminha JSR; Nunes Filho JCC; Reis CEG; Prestes J; Santos HO; De Francesco Daher E · Nutrients · 2025
    Systematic review483 participants10 studies pooledTestosterone Support forTribulus
  2. Do "testosterone boosters" really increase serum total testosterone? A systematic review.
    Morgado A; Tsampoukas G; Sokolakis I; Schoentgen N; Urkmez A; Sarikaya S · International journal of impotence research · 2024
    Systematic review3 studies pooledTestosterone Support forTribulus
  3. The aphrodisiac herb Tribulus terrestris does not influence the androgen production in young men.
    Neychev VK; Mitev VI · Journal of ethnopharmacology · 2005
    Randomized trial21 participantsTestosterone Support forTribulus
  4. Pilot Study on the Effect of Botanical Medicine (Tribulus terrestris) on Serum Testosterone Level and Erectile Function in Aging Males With Partial Androgen Deficiency (PADAM).
    Roaiah MF; El Khayat YI; GamalEl Din SF; Abd El Salam MA · Journal of sex & marital therapy · 2017
    Single-arm trial30 participantsTestosterone Support forTribulus
  5. The Effects of 6 Weeks of Tribulus terrestris L. Supplementation on Body Composition, Hormonal Response, Perceived Exertion, and CrossFit® Performance: A Randomized, Single-Blind, Placebo-Controlled Study.
    Fernández-Lázaro D; Mielgo-Ayuso J; Del Valle Soto M; Adams DP; González-Bernal JJ; Seco-Calvo J · Nutrients · 2021
    Randomized trial30 participantsTestosterone Support forTribulus
  6. The effect of five weeks of Tribulus terrestris supplementation on muscle strength and body composition during preseason training in elite rugby league players.
    Rogerson S; Riches CJ; Jennings C; Weatherby RP; Meir RA; Marshall-Gradisnik SM · Journal of strength and conditioning research · 2007
    Randomized trial22 participantsTestosterone Support forTribulus