Grade: C

MEDIUM RISK

DY Nutrition

Item: DY Nutrition
Rating: 50
Author: SupplementChecker

DY Nutrition has a SupplementChecker.co trust score of 50/100, which is a Grade C, indicating a MEDIUM risk level. DY Nutrition does not appear to conduct third-party testing on its supplements. Consumers should be aware of this when considering DY Nutrition products.

DY Nutrition Trust Summary

Trust Score: 50/100 (Fair)
Grade: C
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 1

DY Nutrition 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 1 adverse event report.

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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

Is DY Nutrition Third-Party Tested?

No — DY Nutrition 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 DY Nutrition a Good Brand?

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

About DY Nutrition

DY Nutrition is a supplement brand operating independently in the US. The company's founding date is unknown. They offer a range of supplements marketed to athletes and fitness enthusiasts.

Product Specialization

DY Nutrition specializes in protein supplements. Their product line likely includes protein powders, and potentially other related products.

Testing & Certifications Explained

DY Nutrition does not have any visible third-party testing certifications. This means that there is no independent verification of the ingredients listed on their labels or assurance that the products are free from contaminants. Consumers rely on certifications like Informed Sport or NSF Certified for Sport to ensure the quality and safety of supplements, and the absence of these certifications increases the risk.

How DY Nutrition Compares

Compared to brands like Transparent Labs (trust score 92/100) and Klean Athlete (trust score 88/100), which both utilize extensive third-party testing and certifications, DY Nutrition's trust score is considerably lower. Optimum Nutrition, another popular protein brand, has a trust score of 65/100 and also lacks comprehensive third-party certifications. Consumers seeking higher assurance of product quality may prefer brands with more robust testing protocols.

Buying Guidance

Given DY Nutrition's trust score and lack of third-party testing, consumers should exercise caution. Purchase from reputable retailers and carefully examine product labels. If you have concerns about supplement safety, consider third-party tested supplements from brands with higher trust scores.

Frequently Asked Questions

Has DY Nutrition had any recalls?

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

Are DY Nutrition supplements third-party tested?

No — DY Nutrition 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 DY Nutrition safe?

DY Nutrition 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 DY Nutrition a good brand?

DY Nutrition 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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