Grade: B+

LOW RISK

Nanjing Nutrabuilding Bio-tech Co.

Item: Nanjing Nutrabuilding Bio-tech Co.
Rating: 75
Author: SupplementChecker

Nanjing Nutrabuilding Bio-tech Co. has a SupplementChecker.co trust score of 75/100, which is a grade of B+ and indicates a LOW risk level. While Nanjing Nutrabuilding Bio-tech Co. claims to conduct third-party testing, they do not publish lab results. This means consumers must rely on the brand's claims without independent verification.

Nanjing Nutrabuilding Bio-tech Co. Trust Summary

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

Nanjing Nutrabuilding Bio-tech Co. 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 Nanjing Nutrabuilding Bio-tech Co. Third-Party Tested?

Yes — Nanjing Nutrabuilding Bio-tech Co. is Third-party tested. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.

Is Nanjing Nutrabuilding Bio-tech Co. a Good Brand?

Nanjing Nutrabuilding Bio-tech Co. scores 75/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Nanjing Nutrabuilding Bio-tech Co. 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 Nanjing Nutrabuilding Bio-tech Co.

Nanjing Nutrabuilding Bio-tech Co. is an independent supplement company with headquarters in the US. The founding date of Nanjing Nutrabuilding Bio-tech Co. is unknown. They produce a range of supplements aimed at health and wellness consumers.

Product Specialization

Nanjing Nutrabuilding Bio-tech Co. specializes in protein and vitamin supplements. They offer a variety of protein powders, multivitamins, and other nutritional supplements.

Testing & Certifications Explained

Nanjing Nutrabuilding Bio-tech Co. claims their products are third-party tested, but does not specify which third-party does the testing, nor do they publish any certificates of analysis. This means that while the company asserts independent verification, consumers cannot easily confirm these claims. Without a recognized certification or published lab results, it is difficult to assess the extent and rigor of the testing performed.

How Nanjing Nutrabuilding Bio-tech Co. Compares

Compared to competitors like NOW Foods (trust score 92/100, with numerous certifications) and Garden of Life (trust score 88/100, certified organic and third-party tested), Nanjing Nutrabuilding Bio-tech Co.'s trust score of 75/100 is lower. These competitors often provide more transparency through published lab results and recognized certifications. Another competitor, Optimum Nutrition (trust score 80/100), also publishes some lab results, offering greater assurance to consumers.

Buying Guidance

When considering Nanjing Nutrabuilding Bio-tech Co. products, look for specific information about their third-party testing processes. Purchase from reputable retailers and carefully examine product labels for ingredient information and potential allergens. Consumers should also be aware that Nanjing Nutrabuilding Bio-tech Co. reviews may not always reflect independent testing data.

Frequently Asked Questions

Has Nanjing Nutrabuilding Bio-tech Co. had any recalls?

No — as of 2026, Nanjing Nutrabuilding Bio-tech Co. has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Nanjing Nutrabuilding Bio-tech Co. received a trust score of 75/100 from SupplementChecker.

Are Nanjing Nutrabuilding Bio-tech Co. supplements third-party tested?

Yes — Nanjing Nutrabuilding Bio-tech Co. 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 Nanjing Nutrabuilding Bio-tech Co. safe?

Nanjing Nutrabuilding Bio-tech Co. 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