Grade: C

MEDIUM RISK

Windmill Comparables

Item: Windmill Comparables
Rating: 50
Author: SupplementChecker

Windmill Comparables has a SupplementChecker.co trust score of 50/100, which is a Grade C, indicating a MEDIUM risk level. Notably, we found no evidence that Windmill Comparables is third-party tested for purity or potency. This brand has a clean FDA record, with no warning letters or recalls, but lacks transparency around ingredient sourcing and lab results.

Windmill Comparables Trust Summary

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

Windmill Comparables 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 Windmill Comparables Third-Party Tested?

No — Windmill Comparables 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 Windmill Comparables a Good Brand?

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

About Windmill Comparables

Windmill Comparables is an independent supplement brand operating in the US. The founding date is unknown. They offer a range of supplements, focusing on providing affordable options within the broader supplement market.

Product Specialization

Windmill Comparables specializes in minerals. They offer a variety of mineral supplements, catering to general wellness needs.

Testing & Certifications Explained

Windmill Comparables does not appear to have any third-party certifications for its products. This means that there is no independent organization verifying the quality, purity, or potency of their supplements. Consumers should be aware that the absence of certifications means that the brand's claims are not independently validated, and there is a higher risk of inconsistencies between the label and the actual product contents.

How Windmill Comparables Compares

Compared to competitors like Nature Made (trust score 75/100) and NOW Foods (trust score 82/100), Windmill Comparables' trust score is significantly lower, primarily due to the lack of third-party testing. Garden of Life (trust score 68/100), while having a better score, also emphasizes certifications more than Windmill Comparables. These competitors often invest in certifications like NSF or USP, providing consumers with greater assurance of product quality.

Buying Guidance

Given Windmill Comparables' lack of third-party testing and limited transparency, consumers should exercise caution. Purchase from reputable retailers and carefully examine product labels. If you are concerned about the lack of independent verification, consider choosing brands that invest in third-party testing and openly publish their lab results.

Frequently Asked Questions

Has Windmill Comparables had any recalls?

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

Are Windmill Comparables supplements third-party tested?

No — Windmill Comparables 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 Windmill Comparables safe?

Windmill Comparables 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 Windmill Comparables a good brand?

Windmill Comparables 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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