Grade: C

MEDIUM RISK

Dr. John Gray's Mars Venus

Item: Dr. John Gray's Mars Venus
Rating: 50
Author: SupplementChecker

Dr. John Gray's Mars Venus has a SupplementChecker.co trust score of 50/100, a grade of C, indicating a MEDIUM risk level. Dr. John Gray's Mars Venus does not appear to conduct third-party testing on their supplements. Consumers should be aware of the limited independent verification of product quality and safety.

Dr. John Gray's Mars Venus Trust Summary

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

Dr. John Gray's Mars Venus 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 Dr. John Gray's Mars Venus Third-Party Tested?

No — Dr. John Gray's Mars Venus 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 Dr. John Gray's Mars Venus a Good Brand?

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

About Dr. John Gray's Mars Venus

Dr. John Gray's Mars Venus is an independent supplement brand operating in the US. The founding date is unknown. They offer a range of specialty supplements.

Product Specialization

Dr. John Gray's Mars Venus specializes in the specialty supplement category. Specific product types are not specified.

Testing & Certifications Explained

Dr. John Gray's Mars Venus does not have any third-party testing certifications on record. This means that there is no readily available independent verification of their products' ingredients, purity, or potency. Consumers should be aware that the absence of such certifications means there is less assurance regarding the quality and safety of Dr. John Gray's Mars Venus supplements. Therefore, it is difficult to determine if Dr. John Gray's Mars Venus is third-party tested.

How Dr. John Gray's Mars Venus Compares

Compared to other brands in the specialty supplement category, Dr. John Gray's Mars Venus's trust score of 50/100 is lower than brands with comprehensive third-party testing. For example, competitor A (hypothetical) has a score of 85/100 and displays multiple certifications, while Competitor B (hypothetical) scores 65/100 and publishes some lab results. This places Dr. John Gray's Mars Venus behind leading brands in demonstrating product quality and safety.

Buying Guidance

Given the brand's trust score and lack of third-party testing, consumers should exercise caution when considering Dr. John Gray's Mars Venus products. Check 'Dr. John Gray's Mars Venus reviews' from multiple sources. Purchase from reputable retailers and carefully examine product labels for ingredient information and potential allergens.

Frequently Asked Questions

Has Dr. John Gray's Mars Venus had any recalls?

No — as of 2026, Dr. John Gray's Mars Venus has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Dr. John Gray's Mars Venus received a trust score of 50/100 from SupplementChecker.

Are Dr. John Gray's Mars Venus supplements third-party tested?

No — Dr. John Gray's Mars Venus 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 Dr. John Gray's Mars Venus safe?

Dr. John Gray's Mars Venus 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 Dr. John Gray's Mars Venus a good brand?

Dr. John Gray's Mars Venus 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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