Rare Sphinx
Okay, here's the content for the Rare Sphinx brand profile page on SupplementCheck: **** Rare Sphinx is a supplement brand offering products in the herbal and protein categories. While the brand claims third-party testing, no GMP certification is visible. The brand has a clean FDA record, with no warning letters, recalls, or adverse event reports. **
Rare Sphinx Trust Summary
- Trust Score
- 75/100 (Good)
- Grade
- B+
- Risk Level
- LOW
- Third-Party Tested
- Yes (self-reported)
- FDA Recalls
- 0
- Adverse Events
- 0
Rare Sphinx 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 Rare Sphinx
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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 Rare Sphinx Third-Party Tested?
Yes — Rare Sphinx is Third-party tested. This means an independent laboratory has verified that the products' contents, purity, and potency match their label claims.
Is Rare Sphinx a Good Brand?
Rare Sphinx scores 75/100 (B+) — this is an average score. There may be room for improvement in testing transparency or certifications. Rare Sphinx 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 Rare Sphinx
Rare Sphinx is a supplement brand in the dietary supplement industry. The company specializes in herbal extracts and botanical supplements, and protein powders and sports nutrition. Rare Sphinx maintains a trust score of 75/100 (Grade B+), indicating generally acceptable safety standards.
Product Specialization
Rare Sphinx specializes in herbal and botanical supplements featuring traditional ingredients like turmeric, ashwagandha, ginkgo biloba, and other plant-based compounds. Their herbal line targets various wellness areas from stress management to cognitive support.
Testing & Certifications Explained
Rare Sphinx 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 Rare Sphinx Compares
Within the protein powder market, Rare Sphinx competes with established brands like Optimum Nutrition, Dymatize, and Isopure. Their trust score of 75/100 demonstrates competitive safety standards in third-party testing and regulatory compliance.
Buying Guidance
While Rare Sphinx 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 Rare Sphinx had any recalls?
Are Rare Sphinx supplements third-party tested?
Is Rare Sphinx safe?
Is Rare Sphinx 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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See the best third-party tested supplements →Quick Facts
- Trust Score
- 75/100
- Grade
- B+
- Risk Level
- LOW
- Third-Party Tested
- Yes
- FDA Recalls
- 0
- Adverse Reports
- 0