Tribulus 650 mg

Tribulus 650 mg

Gaspari Nutrition4.4 (29 ratings)
Format:Capsule Quantity: 90 Capsule(s) · 30 servings
Goals
$17.49 $0.58 per serving
iHerb$17.49

Product analysis

46 out of 100

Tribulus 650 mg is a focused tribulus supplement, but it is not a reliable way to raise testosterone in healthy men.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality20

The tribulus preparation is unspecified, leaving quality difficult to compare. The stated amount alone does not establish the characteristics of the material used.

Ingredient Transparency63

The tribulus amount is stated, making the quantity easy to compare. Its precise preparation is missing, leaving the type of material less clear.

Value For Money40

Value for the tribulus serving remains uncertain. There is no firm basis for judging whether it is economical.

Customer Satisfaction64

The small set of customer ratings is generally positive. That limited feedback gives less confidence about broader buyer experience.

Product Focus63

The formula has a narrow tribulus focus. Its testosterone-related purpose does not establish a reliable hormone increase in healthy men.

Format
Capsule
Container
90 Capsule(s)
Per serving
$0.58
Customer rating
4.4 · 29 ratings
Report analysis

Goals

Testosterone Support
Testosterone Support
Impact
Moderate effect
B Ingredient FitF PathwaysC EvidenceA+ Formulation Logic
Study evidence
Tribulus Disputed 13 studies

Ingredients

IngredientAmount per servingScore
Bulgarian Tribulus terrestris extract
1950 mg 70
Adults 18–50
Report overview
Tribulus · 1950 mg OverallScore70
B- Composition And Label Disclosure
Tribulus 650 mg provides 1950 mg of tribulus per serving. The form is Tribulus terrestris Extract, but the saponin percentage is not specified. The available information does not establish its value for tribulus.
How this ingredient is rated

Composition and Label Disclosure

No form quality or absorption conclusion is available.

Composition and Label Disclosure70

The serving contains 1950 mg of tribulus. The form is Tribulus terrestris Extract, but the saponin percentage is not specified.
Amount and Label Disclosure
The form is Tribulus terrestris Extract, but the saponin percentage is not specified.

Commercial Price and Usability

Value for tribulus has not been established.
View ingredientView products
82 Performance

TRIBX90

ALLMAX

Ingredient quality is better supported by 750 mg tribulus with a named saponin form, keeping the choice closely aligned with the tribulus collection. The named saponin form gives clearer potency information than the original's unstandardized tribulus ingredient.

78 Performance

Tribulus Fruit Extract 450 mg

Solaray

Ingredient quality is better supported by 450 mg tribulus with a named saponin form, keeping the choice closely aligned with the tribulus collection. The named saponin form gives clearer potency information than the original's unstandardized tribulus ingredient.

75 Performance

Tribulus 1000 mg

California Gold Nutrition SPORT

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 named saponin form gives clearer potency information than the original's unstandardized tribulus ingredient.

81 Budget

Mega Tribulus Extract

Swanson Passion

250 mg tribulus with a named saponin form preserves the main ingredient at a lower serving cost. The named saponin form gives clearer potency information than the original's unstandardized tribulus ingredient.

80 Budget

Full Spectrum Tribulus Fruit 500 mg

Swanson Premium Brand

500 mg tribulus preserves the main ingredient at a lower serving cost. The smaller tribulus amount is balanced by clearer extract detail, but it may not suit someone prioritizing quantity alone.

81 Budget

Tribulus Extract 750 mg

Source Naturals

750 mg tribulus fruit extract preserves the main ingredient at a lower serving cost. The smaller tribulus amount is balanced by clearer extract detail, but it may not suit someone prioritizing quantity alone.

78 Value

Tribulus Terrestris Extract 625 mg

The Vitamin Shoppe

625 mg tribulus with a named saponin form combines a relevant tribulus serving with favorable value evidence. The named saponin form gives clearer potency information than the original's unstandardized tribulus ingredient.

76 Value

Tribulus Terrestris

NutraKey

1,000 mg tribulus with a named saponin form combines a relevant tribulus serving with favorable value evidence. The named saponin form gives clearer potency information than the original's unstandardized tribulus ingredient.

80 Value

TestoJack 100

NOW

250 mg tribulus with a named saponin form combines a relevant tribulus serving with favorable value evidence. The named saponin form gives clearer potency information than the original's unstandardized tribulus ingredient.

Report alternatives

Sources

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

  1. Efficacy of Tribulus Terrestris for the treatment of premenopausal women with hypoactive sexual desire disorder: a randomized double-blinded, placebo-controlled trial.
    Vale FBC; Zanolla Dias de Souza K; Rezende CR; Geber S · Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology · 2018
    Randomized trial40 participantsTestosterone Support forTribulus
  2. 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
  3. Tribulus terrestris versus placebo in the treatment of erectile dysfunction and lower urinary tract symptoms in patients with late-onset hypogonadism: A placebo-controlled study.
    GamalEl Din SF; Abdel Salam MA; Mohamed MS; Ahmed AR; Motawaa AT; Saadeldin OA; Elnabarway RR · Urologia · 2019
    Randomized trial70 participantsTestosterone Support forTribulus
  4. Efficacy of Tribulus terrestris for the treatment of hypoactive sexual desire disorder in postmenopausal women: a randomized, double-blinded, placebo-controlled trial.
    de Souza KZ; Vale FB; Geber S · Menopause (New York, N.Y.) · 2018
    Randomized trial45 participantsTestosterone Support forTribulus
  5. Effect of oral administration of Tribulus terrestris extract on semen quality and body fat index of infertile men.
    Salgado RM; Marques-Silva MH; Gonçalves E; Mathias AC; Aguiar JG; Wolff P · Andrologia · 2018
    Single-arm trial65 participantsTestosterone Support forTribulus