20
Grade: F
CRITICAL RISK

GlaxoSmithKline

Here's the content for the GlaxoSmithKline brand profile page on SupplementCheck: **** GlaxoSmithKline is listed on SupplementCheck as a brand offering fish oil supplements. The brand has a clean FDA record with no warning letters, recalls, or adverse event reports. However, GlaxoSmithKline lacks third-party testing certifications and does not publish lab results. **

Check another brand:
e.g. Nature Made, Thorne, NOW Foods...
Check

Red Flags

  • 6 product recall(s) on record
  • No third-party testing certifications found
  • No GMP certification visible

Certifications

No certifications on record. This brand has not demonstrated GMP compliance or third-party testing verification.

Regulatory Record

0
FDA Warning Letters
6
Recalls
0
Adverse Reports

Recall History

About GlaxoSmithKline

GlaxoSmithKline is a supplement brand in the dietary supplement industry. GlaxoSmithKline has a trust score of 50/100 (Grade C), which may indicate areas for improvement in safety or transparency.

Product Specialization

GlaxoSmithKline focuses on Fish Oil supplements. Their product line is designed to meet specific health and wellness needs within these categories, offering targeted nutritional support for various consumer goals.

Testing & Certifications Explained

GlaxoSmithKline does not appear to have third-party testing certifications from recognized organizations like NSF, USP, or Informed Sport. This means their supplements have not been independently verified for purity, potency, or banned substances. Consumers should be aware that ingredient quality and label accuracy are not externally validated.

How GlaxoSmithKline Compares

In the broader supplement industry, GlaxoSmithKline competes with both specialized and general nutrition brands. Their trust score of 50/100 shows room for improvement compared to industry leaders who typically maintain higher third-party certification standards and cleaner regulatory records.

Buying Guidance

Given GlaxoSmithKline's lower trust score, consumers should exercise caution and consider alternatives with stronger safety records. If purchasing, verify ingredient sources, check for recent lab testing, and consult healthcare providers.

Frequently Asked Questions

Has GlaxoSmithKline been recalled?
Yes, GlaxoSmithKline has 6 Health Canada product recall(s) on record. GlaxoSmithKline received a trust score of 20/100.
Are GlaxoSmithKline supplements third-party tested?
No, GlaxoSmithKline does not currently hold third-party testing certifications such as NSF, USP, or Informed Sport. No independent testing or GMP certification was found on record.
Is GlaxoSmithKline safe to take?
GlaxoSmithKline received a trust score of 20/100 (grade: F, risk level: CRITICAL). This score is based on regulatory records (FDA and Health Canada), third-party certifications, adverse event reports, and transparency practices. Note: 6 product recall(s) are on record.

Where to Buy GlaxoSmithKline

Purchase from trusted retailers. We may earn a commission at no extra cost to you.

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.

Promote Your Trust Score

Embed this badge on your site — it displays GlaxoSmithKline's verified trust score and links back to this profile page. Helps show buyers you're transparent about third-party testing.

Small · 220×110
<iframe src="https://supplementchecker.co/embed/glaxosmithkline/" width="220" height="110" frameborder="0" loading="lazy" title="GlaxoSmithKline trust score by SupplementChecker"></iframe>
Medium · 320×160
<iframe src="https://supplementchecker.co/embed/glaxosmithkline/" width="320" height="160" frameborder="0" loading="lazy" title="GlaxoSmithKline trust score by SupplementChecker"></iframe>
Large · 420×210
<iframe src="https://supplementchecker.co/embed/glaxosmithkline/" width="420" height="210" frameborder="0" loading="lazy" title="GlaxoSmithKline trust score by SupplementChecker"></iframe>

Paste the snippet anywhere on your site. The badge updates automatically when GlaxoSmithKline's trust score changes.

Want to find supplements you can trust?

Third-party testing is the single best indicator of supplement quality. We analyzed GlaxoSmithKline and 500+ other brands to find the ones that actually prove what's on the label.

See the best third-party tested supplements →