75
Grade: B+
LOW RISK

VieSun

VieSun has a Trust Score of 75/100, earning a grade of B+ and a LOW risk level. VieSun claims to offer third-party tested supplements, but does not appear to have GMP certification. This is an important factor for consumers to consider when evaluating if VieSun is a good brand.

VieSun Trust Summary

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

VieSun 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

0
FDA Warning Letters
0
Recalls
0
Adverse Reports

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

Is VieSun Third-Party Tested?

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

Is VieSun a Good Brand?

VieSun scores 75/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. VieSun 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 VieSun

VieSun is a US-based supplement brand operating independently. The founding date of VieSun is unknown. They offer a range of supplements in the protein and vitamin categories.

Product Specialization

VieSun focuses on protein and vitamin supplements. They offer a range of products including protein powders and various vitamins.

Testing & Certifications Explained

VieSun claims to offer third-party tested supplements, but the specific testing body is not identified. While third-party testing can provide an extra layer of assurance, the absence of a recognized certification like NSF or USP means consumers must rely on the brand's claims without independent verification. Furthermore, the lack of GMP certification means there is no visible verification of manufacturing quality control.

How VieSun Compares

Compared to competitors like Transparent Labs (Trust Score: 92) and Klean Athlete (Trust Score: 88), VieSun's Trust Score is lower, primarily due to the lack of GMP certification and limited transparency. Both Transparent Labs and Klean Athlete offer fully third-party tested supplements with recognized certifications, providing a higher level of assurance to consumers.

Buying Guidance

Consumers interested in VieSun products should carefully evaluate the available information and consider the brand's claimed third-party testing. Purchase VieSun products from reputable retailers and check for any available lab results or certifications on the product packaging.

Frequently Asked Questions

Has VieSun had any recalls?
No — as of 2026, VieSun has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. VieSun received a trust score of 75/100 from SupplementChecker.
Are VieSun supplements third-party tested?
Yes — VieSun 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 VieSun safe?
VieSun 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.
Is VieSun a good brand?
VieSun scores 75/100 (grade: B+) — this is an average score. There may be room for improvement in testing transparency or certifications. They hold third-party certifications (Third-party tested), 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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