PlainVitamins

Tribulus Terrestris

by SuperiorLabs · capsule · 180 vegetable capsules

  • Off the market since June 2025 (NIH)
  • UPC 8 50569 00621 6
  • DSLD label 228116
  • Serving 2 vegetarian capsules
  • 90 servings

Tribulus Terrestris by SuperiorLabs lists 2 ingredients, 2 with an amount per serving of 2 vegetarian capsules, such as 1,500 mg of tribulus terrestris extract and 10 mg of black pepper fruit extract. Its current label entered the NIH Dietary Supplement Label Database on June 24, 2020.

What is in Tribulus Terrestris?

Each row as the label prints it, per serving of 2 vegetarian capsules. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Tribulus Terrestris: Supplement Facts rows against the market (DSLD label 228116, January 2026 release)
IngredientAmount% DVAmong products listing it
Tribulus terrestris extract1,500 mgTribulus in Tribulus Terrestris against 555 products1,500 mg per serving; the middle half of products list 100 mg to 750 mg, the median 300 mg.1,500 mg

Higher than 95% of 555 products listing tribulus (median 300 mg).

Black Pepper fruit extract10 mgBlack Pepper in Tribulus Terrestris against 2,363 products10 mg per serving; the middle half of products list 5 mg to 10 mg, the median 5 mg.10 mg

Higher than 71% of 2,363 products listing black pepper (median 5 mg).

Source: NIH ODS Dietary Supplement Label Database, label 228116 (entered June 24, 2020), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 1,500 mg of tribulus is higher than 95% of the 555 tribulus products that print an amount; 12 list more.

The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

1 product lists the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Suggested Use: As a dietary supplement, adults take 2 capsules daily, or as directed by your health care practitioner. Best when taken with a meal.
Warnings
Caution: Do not exceed recommended dosage.
Please consult a physician before consuming this product if you are pregnant or nursing, taking medication or have a medical condition.
Not intended for use by individuals under the age of 18.
Do not use if safety seal is damaged or missing.
Keep out of reach of children.
Allergens and what it does not contain
Tribulus Terrestris capsules manufactured for Superior Labs contain 1500mg pure Tribulus Terrestris Extract with absolutely no magnesium stearate, dioxides, preservatives or other potentially harmful artificial ingredients of any kind.
Does Not Contain: Magnesium stearate, preservatives, or artificial ingredients of any kind.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 228116.

What else is on the label?

Other ingredients: Plant Cellulose.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Metal Safe Heavy Metal Tested Made in USA Certified GMP Facility.

How many labels does Tribulus Terrestris have?

One label is on file, entered on June 24, 2020.

  1. Label 228116 (current) Entered June 24, 2020 · off the market June 17, 2025 · 180 vegetable capsules · UPC 8 50569 00621 6

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Superior Labs, LLC. (distributor), Park City, UT. All SuperiorLabs products.

Where next?