Grade: A

LOW RISK

Yamamoto Nutrition

Item: Yamamoto Nutrition
Rating: 85
Author: SupplementChecker

Yamamoto Nutrition has a SupplementChecker.co trust score of 85/100, which is a Grade A and indicates a LOW risk level. Yamamoto Nutrition claims to use third-party testing and is Informed Sport certified, meaning every batch is tested. This is a strong indicator of product safety and quality.

Yamamoto Nutrition Trust Summary

Trust Score: 85/100 (Very Good)
Grade: A
Risk Level: LOW
Third-Party Tested: Yes (Informed Sport)
FDA Recalls: 0
Adverse Events: 0

Yamamoto Nutrition has a trust score of 85/100 (Very Good). The brand is third-party tested by Informed Sport, has no FDA recalls on record and no adverse event reports.

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Red Flags

⚠No GMP certification visible

Verified Strengths

✓Informed Sport certified — every batch tested
✓Claims third-party testing
✓Clean FDA record — no warnings, recalls, or significant adverse events

Certifications

Informed SportThird-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 Yamamoto Nutrition Third-Party Tested?

Yes — Yamamoto Nutrition is Informed Sport certified. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.

Is Yamamoto Nutrition a Good Brand?

Yamamoto Nutrition scores 85/100 (A) — this is an above-average score indicating a trustworthy brand. Yamamoto Nutrition has a clean FDA record with no warnings or recalls. The brand holds third-party certifications (Informed Sport certified), which is a strong quality indicator.

About Yamamoto Nutrition

Yamamoto Nutrition is a sports nutrition brand operating as an independent company. The company's founding date is unknown. They offer a range of supplements aimed at athletes and fitness enthusiasts.

Product Specialization

Yamamoto Nutrition specializes in sports nutrition supplements. Their product range likely includes protein powders, pre-workouts, amino acids, and other performance-enhancing supplements.

Testing & Certifications Explained

Yamamoto Nutrition is Informed Sport certified. This means that every batch of their products is tested for banned substances by an independent, accredited laboratory. This certification is highly valuable for athletes and consumers concerned about product purity and safety, as it significantly reduces the risk of unknowingly consuming prohibited substances. This certification is a strong indicator that Yamamoto Nutrition is a good brand.

How Yamamoto Nutrition Compares

Compared to other sports nutrition brands, Yamamoto Nutrition's trust score of 85 is relatively high. For example, Optimum Nutrition, another popular brand, may have a similar score but might not have every batch tested. Other brands like Myprotein might have lower scores due to less rigorous third-party testing or transparency issues. Consumers often search "Yamamoto Nutrition reviews" to compare experiences.

Buying Guidance

Given Yamamoto Nutrition's high trust score and Informed Sport certification, their products are generally a safe choice. Consumers should purchase from reputable retailers and always verify the Informed Sport logo on the product packaging to ensure authenticity. If you are an athlete, the Informed Sport certification makes Yamamoto Nutrition safe and a particularly good choice.

Frequently Asked Questions

Has Yamamoto Nutrition had any recalls?

No — as of 2026, Yamamoto Nutrition has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Yamamoto Nutrition received a trust score of 85/100 from SupplementChecker.

Are Yamamoto Nutrition supplements third-party tested?

Yes — Yamamoto Nutrition supplements are third-party tested. They hold the following certifications: Informed Sport. Third-party testing means an independent lab has verified the product's contents, purity, and potency match the label claims.

Is Yamamoto Nutrition safe?

Yamamoto Nutrition received a trust score of 85/100 (grade: A, 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.

Is Yamamoto Nutrition a good brand?

Yamamoto Nutrition scores 85/100, which is an A grade — this is above average and indicates a trustworthy brand. They hold third-party certifications (Informed Sport certified), which is a strong indicator of product quality. 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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Quick Facts

Trust Score: 85/100
Grade: A
Risk Level: LOW
Third-Party Tested: Yes
FDA Recalls: 0
Adverse Reports: 0