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NOW Sports NOW Foods Tribulus 1000mg, 180 Tablets bottle
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NOW Sports NOW Foods Tribulus 1000mg, 180 Tablets Review

Tribulus terrestris has been used for centuries in ancient Greece, India and Africa to enhance vitality and virility. Recent research indicates that Tribulus can support the body's free radical defense systems and preliminary studies suggest that Tribulus may help to promote healthy endocrine function and male reproductive health.

Product Focus: Hormone Balance for MenAlso graded for:Libido for WomenAlso covers:Sexual healthBones
Tier ⓘ
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Members see this product's tier and why. Tiers run from 1, the strongest evidence, to 5. How we grade →
Evidence ⓘ
Members
How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.
Positive Reviews
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Biohacker Mentions
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Cost per month
$3
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Study, Trial or Testing Result Summary

MembersHuman studies

2 of these 26 human studies gave the ingredient by injection, not by mouth.

This product gives 1,000 milligrams of Tribulus a day, the 750 milligrams used in studies, so it is at a dose. Even so, the evidence says Tribulus does reliably male hormones. …

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Review Totals and Summary

Members11,069 reviews
11,069 reviews · IHerb 8,522 · Amazon 2,467 · Walmart 30 · Target 26 · Swanson 19 · Nowfoods 4 · Walgreens 1

Real user feedback for NOW Foods Tribulus 1000mg, 180 Tablets is , with the of reviewers reporting a experience. users highlight that the product meets their expectations regarding quality and effectiveness, especially for those taking Tribulus as part of their supplement routine. …

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Biohacker Summary

MembersWhat our biohacker panel says

The panel is split on calcium, the main ingredient, and only a of the ten taking it as a supplement. Three it outright, mainly for bone , with one giving 1,000 to 1,200 milligrams a day from calcium carbonate or calcium citrate and another taking it daily in a mix. …

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RAL Summary

MembersThe tier and why

However, calcium's own in that trial could be separated, and the main ingredient, Tribulus, showed reliable hormone in reviews of trials. …

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More Details

MembersBody systems · Combine with · Possible side effects

Body systems: Endocrine system, Reproductive system, Skeletal system. Combine with and possible side are for members.

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Supplement Facts

Calcium 130 mg · Tribulus terrestris 1 g (1,000 mg)
Supplement Facts
Serving Size 1 Tablet
Servings Per Container 180
Amount Per Serving% Daily Value
Calcium (from Calcium Carbonate)130 mg10%
Tribulus terrestris (Standardized Extract) (min. 45% Saponins) (Fruit/Aerial Parts)1 g (1,000 mg)†
† Daily Value not established.

Directions: Take 1 tablet daily with a meal.

Barcode (UPC) 733739022714 · Label source: the brand's label · Report a label change

Where to Buy

Amazon · iHerb · Walmart
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Our articles on this subject

Graded October 23, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.