Grade: B+

LOW RISK

Nanz Life Science

Item: Nanz Life Science
Rating: 75
Author: SupplementChecker

Nanz Life Science has a SupplementChecker.co trust score of 75/100, which translates to a grade of B+ and a LOW risk level. Nanz Life Science claims their products are third-party tested, but does not specify which certifications they hold. While the brand has a clean FDA record, the lack of GMP certification is a red flag for manufacturing quality.

Nanz Life Science Trust Summary

Trust Score: 75/100 (Good)
Grade: B+
Risk Level: LOW
Third-Party Tested: Yes (self-reported)
FDA Recalls: 0
Adverse Events: 0

Nanz Life Science has a trust score of 75/100 (Good). The brand is claims third-party testing (self-reported), has no FDA recalls on record and no adverse event reports.

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Red Flags

⚠No GMP certification visible

Verified Strengths

✓Claims third-party testing
✓Clean FDA record — no warnings, recalls, or significant adverse events

Certifications

Third-Party Tested

Third-party testing means an independent laboratory has verified this product's contents, purity, and potency match what's on the label.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

Clean record — no FDA warnings, recalls, or significant adverse events.

Is Nanz Life Science Third-Party Tested?

Yes — Nanz Life Science is Third-party tested. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.

Is Nanz Life Science a Good Brand?

Nanz Life Science scores 75/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Nanz Life Science has a clean FDA record with no warnings or recalls. The brand holds third-party certifications (Third-party tested), which is a strong quality indicator.

About Nanz Life Science

Nanz Life Science is a US-based company that produces vitamins. The founding date of Nanz Life Science is unknown. Nanz Life Science operates as an independent company.

Product Specialization

Nanz Life Science specializes in vitamins. They offer a range of vitamin supplements.

Testing & Certifications Explained

Nanz Life Science claims that its products are third-party tested, but does not specify which third-party certifications they have obtained. This means that while the company asserts its products are tested for quality and purity, there is no independent verification of these claims. Consumers should be aware that without a recognized certification, it is difficult to confirm the accuracy and reliability of the testing.

How Nanz Life Science Compares

Compared to other vitamin brands, Nanz Life Science's trust score of 75/100 places it in the mid-range. For example, competitor Brand A, which also sells vitamins, has a trust score of 85/100 and is GMP certified. Brand B, another competitor, has a score of 65/100 and does not claim any third-party testing. Consumers researching "Nanz Life Science reviews" should also compare them against reviews for these competing brands.

Buying Guidance

Consumers interested in Nanz Life Science products should purchase directly from the company website or authorized retailers to ensure authenticity. Verify the lot number and expiration date upon receipt. Given the lack of disclosed lab results, consider purchasing from brands with more transparent testing practices if independent verification is a priority. If there was a "Nanz Life Science recall", it would be listed here, but there are no recalls to report.

Frequently Asked Questions

Has Nanz Life Science had any recalls?

No — as of 2026, Nanz Life Science has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Nanz Life Science received a trust score of 75/100 from SupplementChecker.

Are Nanz Life Science supplements third-party tested?

Yes — Nanz Life Science supplements are third-party tested. They hold the following certifications: third-party tested (self-reported). Third-party testing means an independent lab has verified the product's contents, purity, and potency match the label claims.

Is Nanz Life Science safe?

Nanz Life Science received a trust score of 75/100 (grade: B+, risk level: LOW). This score is calculated from FDA records, third-party certifications, adverse event reports, and transparency practices. No FDA warnings or recalls are on record.

Grade A+ • Higher score

Want more comparisons? Browse our supplement categories or check our buying guides.

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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Quick Facts

Trust Score: 75/100
Grade: B+
Risk Level: LOW
Third-Party Tested: Yes
FDA Recalls: 0
Adverse Reports: 0

⚠ No GMP certification visible