Grade: B+

MEDIUM RISK

Zinzino

Item: Zinzino
Rating: 70
Author: SupplementChecker

https://www.zinzino.com Est. 2005 (21 years)

Zinzino has a SupplementChecker.co trust score of 70/100, which is a B+ grade, indicating MEDIUM risk. While Zinzino is GMP certified, we found no evidence to suggest that Zinzino products are third-party tested. This is a key consideration for consumers looking for independently verified supplements.

Zinzino Trust Summary

Trust Score: 70/100 (Good)
Grade: B+
Risk Level: MEDIUM
Third-Party Tested: No
FDA Recalls: 0
Adverse Events: 0
Years in Business: 21 years
GMP Certified: Yes

Zinzino has a trust score of 70/100 (Good). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and no adverse event reports and has been in business for 21 years.

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Red Flags

⚠No third-party testing certifications found

Verified Strengths

✓Established brand — operating since 2005 (21 years)
✓Clean FDA record — no warnings, recalls, or significant adverse events

Certifications

GMP Certified

GMP certification ensures manufacturing quality standards are met, but does not verify that product contents match the label through independent testing. Look for NSF, USP, or Informed Sport certifications for third-party verified products.

FDA Record

FDA Warning Letters

Recalls

Adverse Reports

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

Is Zinzino Third-Party Tested?

No — Zinzino is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do hold GMP certification, which ensures manufacturing quality but does not independently verify product contents. 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 Zinzino a Good Brand?

Zinzino scores 70/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Zinzino has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About Zinzino

Zinzino is an independent supplement company founded in 2005. The company develops and markets various health and wellness products, focusing on preventative health. Zinzino operates primarily through a direct sales model.

Product Specialization

Zinzino specializes in products related to omega-3 fatty acids, gut health, and immunity. They are known for their BalanceOil, a blend of omega-3 and omega-9 fatty acids, as well as their probiotic and prebiotic supplements aimed at improving gut health and supporting the immune system.

Testing & Certifications Explained

Zinzino is GMP certified, which means their manufacturing processes adhere to good manufacturing practices as defined by regulatory bodies. However, we found no evidence that Zinzino products are third-party tested. Third-party testing involves independent labs verifying the contents and purity of supplements, providing an extra layer of assurance for consumers. The absence of this testing means consumers must rely solely on the brand's own quality control measures.

How Zinzino Compares

Compared to competitors like Nordic Naturals (trust score 92/100) and NOW Foods (trust score 88/100), Zinzino's trust score is lower, primarily due to the lack of third-party testing. Both Nordic Naturals and NOW Foods offer a range of third-party tested supplements, providing greater transparency and assurance to consumers. Garden of Life (trust score 75/100) is closer to Zinzino's score, but offers some certified organic options.

Buying Guidance

Given that Zinzino products are not third-party tested, consumers should carefully evaluate their individual needs and risk tolerance. Purchase directly from Zinzino or authorized retailers to ensure product authenticity. Consumers should also carefully examine "Zinzino reviews" and consider whether the lack of independent testing aligns with their personal standards for supplement verification. The question of "is Zinzino third-party tested" is important to consider.

Frequently Asked Questions

Has Zinzino had any recalls?

No — as of 2026, Zinzino has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Zinzino received a trust score of 70/100 from SupplementChecker.

Are Zinzino supplements third-party tested?

No — Zinzino supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. They do have GMP (Good Manufacturing Practice) certification, which ensures manufacturing quality but does not independently verify product contents.

Is Zinzino safe?

Zinzino received a trust score of 70/100 (grade: B+, 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 Zinzino a good brand?

Zinzino scores 70/100 (grade: B+) — this is an average score. There may be room for improvement in testing transparency or certifications. 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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