Grade: C

MEDIUM RISK

Neptune’s Fix

Item: Neptune’s Fix
Rating: 50
Author: SupplementChecker

Neptune’s Fix 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 Neptune’s Fix products are third-party tested for purity or potency. Consumers wondering "is Neptune’s Fix a good brand?" should consider these factors carefully.

Neptune’s Fix Trust Summary

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

Neptune’s Fix 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 Neptune’s Fix Third-Party Tested?

No — Neptune’s Fix 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 Neptune’s Fix a Good Brand?

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

About Neptune’s Fix

Neptune’s Fix is an independent supplement brand operating in the US. The founding date is unknown. They offer specialty supplements.

Product Specialization

Neptune’s Fix specializes in specialty supplements. Specific product types are not specified.

Testing & Certifications Explained

We found no evidence that Neptune’s Fix products undergo third-party testing or hold certifications from reputable organizations like USP, NSF, or Informed Sport. This means there is no independent verification of the product's contents or purity. Consumers should be aware that the absence of these certifications means there's less assurance about the quality and safety of Neptune’s Fix supplements.

How Neptune’s Fix Compares

Many brands in the specialty supplement category, such as Onnit (trust score 75/100, some third-party testing) and Thorne Research (trust score 92/100, extensive third-party testing), prioritize independent testing and certifications. These brands offer greater transparency and assurance of product quality compared to Neptune’s Fix. Consumers looking for third-party tested supplements may wish to compare Neptune’s Fix to these alternatives.

Buying Guidance

Given the lack of third-party testing, consumers should approach Neptune’s Fix products with caution. While there is no Neptune’s Fix recall history, it is advisable to purchase from reputable retailers and carefully evaluate product information. Always consult with a healthcare professional before taking any new supplement.

Frequently Asked Questions

Has Neptune’s Fix had any recalls?

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

Are Neptune’s Fix supplements third-party tested?

No — Neptune’s Fix 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 Neptune’s Fix safe?

Neptune’s Fix 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 Neptune’s Fix a good brand?

Neptune’s Fix 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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