Grade: C

MEDIUM RISK

Iso-Sport

Item: Iso-Sport
Rating: 50
Author: SupplementChecker

Iso-Sport has a SupplementChecker.co trust score of 50/100, which translates to a grade of C and a MEDIUM risk level. Notably, there are no third-party testing certifications on record for Iso-Sport products. This is a key factor for consumers concerned about product purity and label accuracy, and impacts whether Iso-Sport is a good brand for those prioritizing certified quality.

Iso-Sport Trust Summary

Trust Score: 50/100 (Fair)
Grade: C
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 0

Iso-Sport has a trust score of 50/100 (Fair). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and no adverse event reports.

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Red Flags

⚠No third-party testing certifications found
⚠No GMP certification visible

Verified Strengths

✓Clean FDA record — no warnings, recalls, or significant adverse events

Certifications

No certifications on record. This brand has not demonstrated GMP compliance or third-party testing verification.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

Clean record — no FDA warnings, recalls, or significant adverse events.

Is Iso-Sport Third-Party Tested?

No — Iso-Sport is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No GMP certification was found on record either. We recommend looking for brands with verified third-party testing for the highest confidence in product quality. See our guide to third-party tested supplements.

Is Iso-Sport a Good Brand?

Iso-Sport scores 50/100 (C) — this is a below-average score. We recommend considering brands with third-party certifications like NSF or USP. Iso-Sport has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About Iso-Sport

Iso-Sport is a US-based supplement brand operating independently, meaning it is not owned by a larger parent company. The founding date of Iso-Sport is unknown. They offer a range of supplements within the health and wellness market.

Product Specialization

Iso-Sport specializes in herbal supplements. While specific product lines are not detailed, the brand likely offers various herbal remedies and formulations targeting different health needs.

Testing & Certifications Explained

Iso-Sport does not have any third-party certifications on record. This means that no independent organization has verified the quality, purity, or potency of Iso-Sport's products. For consumers, this lack of certification implies a higher degree of risk, as there is no external assurance that the product contains what the label claims or is free from contaminants. Consumers concerned about quality should seek brands with certifications from organizations like NSF, USP, or Informed-Sport.

How Iso-Sport Compares

Compared to other brands in the herbal supplement category, Iso-Sport's trust score of 50/100 places it in the lower tier. For example, competitor brands like Nature's Bounty (trust score 70/100, with USP verified products) and Gaia Herbs (trust score 65/100, with some products undergoing third-party testing) demonstrate a greater commitment to quality assurance. Another competitor, NOW Foods (trust score 80/100), has a broader range of certified products and publishes lab results, offering greater transparency than Iso-Sport.

Buying Guidance

Given Iso-Sport's lack of third-party certifications and limited transparency, consumers should exercise caution. If considering Iso-Sport products, purchase from reputable retailers and carefully examine the product label. Look for any available information on ingredient sourcing or internal testing procedures, though independent verification is preferable.

Frequently Asked Questions

Has Iso-Sport had any recalls?

No — as of 2026, Iso-Sport has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Iso-Sport received a trust score of 50/100 from SupplementChecker.

Are Iso-Sport supplements third-party tested?

No — Iso-Sport supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No independent testing or GMP certification was found on record.

Is Iso-Sport safe?

Iso-Sport received a trust score of 50/100 (grade: C, risk level: MEDIUM). This score is calculated from FDA records, third-party certifications, adverse event reports, and transparency practices. No FDA warnings or recalls are on record.

Is Iso-Sport a good brand?

Iso-Sport scores 50/100 (grade: C) — this is below average. We recommend looking for brands with third-party certifications like NSF or USP. They do not currently hold third-party testing certifications like NSF, USP, or Informed Sport. No FDA warnings or recalls found.

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How We Calculated This Score

Every brand starts with a baseline score of 70/100.

Points added for: Third-party certifications (NSF +15, USP +15, Informed Sport +10), publishing lab results (+10), clean regulatory record (+10), 10+ years in business (+10), organic certification (+5).

Points deducted for: FDA warning letters (-25), product recalls (-20), high adverse events (-15), no third-party testing (-15), proprietary blends (-10), no GMP (-10).

Score is capped at 0-100. Grade and risk level are derived from the final score.

All data sourced from FDA.gov, Health Canada (LNHPD / recalls-rappels), NSF.org, USP.org, and publicly available brand information. Last updated: 4/9/2026.

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