Grade: D

HIGH RISK

Member's Mark

Item: Member's Mark
Rating: 40
Author: SupplementChecker

Last reviewed: April 14, 2026

Member's Mark has a Trust Score of 50/100, earning a grade of C, which indicates a MEDIUM risk level. Notably, we found no evidence of third-party testing certifications for Member's Mark products. Consumers should be aware of this when considering whether Member's Mark is a good brand for their supplement needs.

Member's Mark Trust Summary

Trust Score: 40/100 (Below Average)
Grade: D
Risk Level: HIGH
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 10

Member's Mark has a trust score of 40/100 (Below Average). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and 10 adverse event reports.

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Red Flags

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

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

Is Member's Mark Third-Party Tested?

No — Member's Mark 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 Member's Mark a Good Brand?

Member's Mark scores 40/100 (D) — this is a below-average score. We recommend considering brands with third-party certifications like NSF or USP. Member's Mark has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About Member's Mark

Member's Mark is a supplement brand operating independently in the US. The founding date is unknown. They offer a range of supplements across various categories. Member's Mark aims to provide affordable supplement options to consumers.

Product Specialization

Member's Mark offers products in the following categories: fish oil, herbal supplements, minerals, and vitamins. They are known for providing a wide variety of common supplements, such as multivitamins, omega-3 fatty acids, and various herbal extracts.

How Member's Mark Compares

Compared to brands like Nature Made (Trust Score: 75/100) and NOW Foods (Trust Score: 82/100), Member's Mark has a lower trust score. Nature Made and NOW Foods both have certifications from organizations like USP and NSF, indicating a higher level of third-party verification. Kirkland Signature (Trust Score: 65/100) also scores higher, with some products bearing the USP seal. These differences in trust scores and certification levels reflect varying degrees of commitment to quality and transparency.

Testing & Certifications Explained

Member's Mark does not appear to have any third-party certifications to verify the quality, purity, or potency of its products. This means that no independent organization has assessed Member's Mark supplements to ensure they contain the ingredients listed on the label, in the stated amounts, and are free from contaminants. Consumers should be aware that the absence of third-party testing certifications increases the risk of purchasing a product that does not meet label claims or contains harmful substances. Therefore, it is difficult to determine if Member's Mark is third-party tested.

Buying Guidance

Given the moderate Member's Mark trust score and lack of third-party testing certifications, consumers should exercise caution when purchasing their products. Buy Member's Mark supplements from reputable retailers. Carefully examine the product label and compare it to information available from other sources before consumption.

Frequently Asked Questions

Has Member's Mark had any recalls?

No — as of 2026, Member's Mark has zero FDA product recalls on record. Member's Mark received a trust score of 40/100 from SupplementChecker.

Are Member's Mark supplements third-party tested?

No — Member's Mark 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 Member's Mark safe?

Member's Mark received a trust score of 40/100 (grade: D, risk level: HIGH). 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 Member's Mark a good brand?

Member's Mark scores 40/100 (grade: D) — 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.

See our full scoring methodology and data sources for how each signal is measured.

All data sourced from FDA.gov, Health Canada (LNHPD / recalls-rappels), NSF.org, USP.org, and publicly available brand information. Last updated: 5/1/2026.

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