Nu Sisters
Nu Sisters has a SupplementChecker.co trust score of 75/100, which is a grade of B+ and indicates a LOW risk level. Nu Sisters claims to offer third-party tested supplements, but does not appear to have GMP certification. Consumers wondering "is Nu Sisters a good brand?" should consider these factors.
Nu Sisters Trust Summary
- Trust Score
- 75/100 (Good)
- Grade
- B+
- Risk Level
- LOW
- Third-Party Tested
- Yes (self-reported)
- FDA Recalls
- 0
- Adverse Events
- 0
Nu Sisters 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.
Where to Buy Nu Sisters
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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 testing means an independent laboratory has verified this product's contents, purity, and potency match what's on the label.
FDA Record
Clean record — no FDA warnings, recalls, or significant adverse events.
Is Nu Sisters Third-Party Tested?
Yes — Nu Sisters is Third-party tested. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.
Is Nu Sisters a Good Brand?
Nu Sisters scores 75/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Nu Sisters 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 Nu Sisters
Nu Sisters is a US-based vitamin brand operating independently. The founding date of Nu Sisters is unknown. They offer a range of vitamin products.
Product Specialization
Nu Sisters specializes in vitamins. Their product line focuses on providing essential nutrients in various forms, catering to general wellness needs.
Testing & Certifications Explained
Nu Sisters claims to use third-party testing, but the specific testing body is not identified. This means that while they assert independent verification of their products, there's no way for consumers to confirm the rigor or reliability of these tests. Consumers should be aware that without a recognized certification, the claim of "is Nu Sisters third-party tested?" cannot be independently validated.
How Nu Sisters Compares
Many vitamin brands undergo more rigorous third-party certifications. For example, competitor A might have a trust score of 85/100 and is certified by USP, while competitor B has a score of 70/100 but publishes all lab results. These brands offer greater transparency than Nu Sisters.
Buying Guidance
Given Nu Sisters' trust score and claimed third-party testing, consumers should proceed with caution. Purchase Nu Sisters products directly from the manufacturer or authorized retailers to ensure authenticity. Always check for lot numbers and expiration dates.
Frequently Asked Questions
Has Nu Sisters had any recalls?
Are Nu Sisters supplements third-party tested?
Is Nu Sisters safe?
Is Nu Sisters a good brand?
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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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- Trust Score
- 75/100
- Grade
- B+
- Risk Level
- LOW
- Third-Party Tested
- Yes
- FDA Recalls
- 0
- Adverse Reports
- 0