Nu Sisters
Here's the content for the Nu Sisters brand profile page on SupplementCheck: **** Nu Sisters is a vitamin brand operating independently. While the brand claims third-party testing, visible GMP certification is absent. Nu Sisters has a clean FDA record, with no warning letters, recalls, or adverse event reports filed. **
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 supplement brand in the dietary supplement industry. The company specializes in essential vitamins and daily nutrition. Nu Sisters maintains a trust score of 75/100 (Grade B+), indicating generally acceptable safety standards.
Product Specialization
Nu Sisters offers essential vitamin supplements including vitamin D3, B-complex, vitamin C, and multivitamin formulations. Their vitamin products are designed to fill nutritional gaps and support overall health maintenance.
Testing & Certifications Explained
Nu Sisters claims third-party testing through None. Third-party testing involves independent verification of supplement ingredients for purity, potency, and contaminants. However, without recognized certifications like NSF or USP, the extent and rigor of this testing may vary.
How Nu Sisters Compares
The vitamin supplement market includes competitors like Nature Made, Rainbow Light, and New Chapter. Nu Sisters's trust score of 75/100 positions them competitively compared to USP-verified and NSF-certified vitamin brands that dominate retail pharmacy shelves.
Buying Guidance
While Nu Sisters maintains acceptable safety standards, consumers should verify third-party testing claims and compare with certified alternatives. Purchase from reputable retailers and review ingredient lists carefully before buying.
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: 4/4/2026.
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- Trust Score
- 75/100
- Grade
- B+
- Risk Level
- LOW
- Third-Party Tested
- Yes
- FDA Recalls
- 0
- Adverse Reports
- 0