75
Grade: B+
LOW RISK

Sterling Chemicals

Sterling Chemicals has a Trust Score of 75/100, earning a grade of B+ and a LOW risk level. Sterling Chemicals claims to have third-party tested supplements, but does not publish lab results. Consumers wondering "is Sterling Chemicals a good brand?" should consider both the positive and negative factors outlined in our analysis.

Sterling Chemicals Trust Summary

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

Sterling Chemicals 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 Sterling Chemicals Third-Party Tested?

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

Is Sterling Chemicals a Good Brand?

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

Sterling Chemicals is a US-based company in the herbal supplement category. The founding date of Sterling Chemicals is unknown. Sterling Chemicals operates as an independent company.

Product Specialization

Sterling Chemicals specializes in herbal supplements. Specific product types are not specified.

Testing & Certifications Explained

Sterling Chemicals claims their products are third-party tested, but does not specify which third-party does the testing. Without a recognized third-party certification, it is difficult for consumers to independently verify the quality and safety of Sterling Chemicals' products. Consumers should independently investigate "is Sterling Chemicals third-party tested" by contacting the company directly.

How Sterling Chemicals Compares

Many supplement brands in the herbal category, such as Gaia Herbs (Trust Score: 88/100) and Nature's Way (Trust Score: 82/100), have higher trust scores and demonstrate greater transparency through certifications and published lab results. While not directly comparable, NOW Foods (Trust Score: 90/100) also publishes lab results and holds numerous certifications.

Buying Guidance

Consumers interested in Sterling Chemicals products should carefully evaluate the available information and consider contacting the company directly to inquire about their third-party testing processes. Purchase from reputable retailers and carefully examine product labels upon receipt.

Frequently Asked Questions

Has Sterling Chemicals had any recalls?
No — as of 2026, Sterling Chemicals has zero FDA product recalls on record. They maintain a clean FDA record with no warning letters or significant adverse event reports. Sterling Chemicals received a trust score of 75/100 from SupplementChecker.
Are Sterling Chemicals supplements third-party tested?
Yes — Sterling Chemicals 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 Sterling Chemicals safe?
Sterling Chemicals 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 Sterling Chemicals a good brand?
Sterling Chemicals 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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