Grade: C

MEDIUM RISK

NDX

Item: NDX
Rating: 50
Author: SupplementChecker

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

NDX Trust Summary

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

NDX 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 NDX Third-Party Tested?

No — NDX 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 NDX a Good Brand?

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

About NDX

NDX is an independent vitamin brand operating out of the US. The founding date of NDX is unknown. They offer supplements in the vitamins category.

Product Specialization

NDX specializes in vitamins. Specific product types within this category are not specified but generally include essential nutrients and dietary supplements.

Testing & Certifications Explained

NDX does not have any third-party testing certifications on record. This means that no independent organization has verified the quality, purity, or potency of NDX's supplements. Consumers must rely solely on the brand's claims, without external validation. For consumers prioritizing independently verified supplements, the absence of third-party testing is a significant drawback.

How NDX Compares

Many vitamin brands prioritize third-party testing to build consumer trust. For example, competitor brands like Thorne Research (Trust Score: 92/100) and Klean Athlete (Trust Score: 88/100) are known for their extensive certifications and transparent testing practices. These brands achieve higher trust scores due to their commitment to independent verification, a feature currently lacking in NDX's profile.

Buying Guidance

Given NDX's lack of third-party testing and ingredient sourcing transparency, consumers should exercise caution. If you choose to purchase NDX products, buy directly from the manufacturer or authorized retailers to minimize the risk of counterfeit products. Consider seeking third-party tested supplements to ensure product quality.

Frequently Asked Questions

Has NDX had any recalls?

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

Are NDX supplements third-party tested?

No — NDX 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 NDX safe?

NDX 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 NDX a good brand?

NDX 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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