25
Grade: F
HIGH RISK

EXT

EXT has a Trust Score of 25/100, which translates to a grade of F and a HIGH risk level. EXT does not appear to have any third-party testing certifications. With a high number of FDA adverse event reports, consumers should approach this brand with caution.

EXT Trust Summary

Trust Score
25/100 (Poor)
Grade
F
Risk Level
HIGH
Third-Party Tested
No
FDA Recalls
0
Adverse Events
127

EXT has a trust score of 25/100 (Poor). The brand is not third-party tested by NSF, USP, or Informed Sport, has no FDA recalls on record and 127 adverse event reports.

Where to Buy EXT

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

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

Red Flags

  • High number of FDA adverse event reports (127)
  • 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.

FDA Record

0
FDA Warning Letters
0
Recalls
127
Adverse Reports

Is EXT Third-Party Tested?

No — EXT is not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No GMP certification was found on record either. We recommend looking for brands with verified third-party testing for the highest confidence in product quality. See our guide to third-party tested supplements.

Is EXT a Good Brand?

EXT scores 25/100 (F) — this is a below-average score. We recommend considering brands with third-party certifications like NSF or USP. EXT has a clean FDA record with no warnings or recalls. The brand does not currently hold third-party testing certifications.

About EXT

EXT is a US-based supplement brand operating independently. The founding date of EXT is unknown. They offer products in the herbal supplement category.

Product Specialization

EXT specializes in herbal supplements. Specific product types they are known for are not specified.

Testing & Certifications Explained

There is no evidence that EXT products undergo third-party testing or hold certifications from independent organizations. This means that there is no readily available independent verification of EXT's product quality, purity, or potency. Consumers seeking assurance of product quality often look for brands that provide third-party testing results.

How EXT Compares

Many brands in the herbal supplement category, such as Gaia Herbs (Trust Score 78/100) and NOW Foods (Trust Score 82/100), have higher trust scores and actively pursue third-party certifications like NSF or USP. These certifications provide consumers with greater confidence in product quality compared to brands like EXT, which lack such validation.

Buying Guidance

Given EXT's low Trust Score, consumers should exercise caution when considering their products. If you choose to purchase EXT supplements, carefully review the ingredient list and consult with a healthcare professional. Look for brands with transparent sourcing and third-party testing to ensure product safety and quality.

Frequently Asked Questions

Has EXT had any recalls?
No — as of 2026, EXT has zero FDA product recalls on record. EXT received a trust score of 25/100 from SupplementChecker.
Are EXT supplements third-party tested?
No — EXT supplements are not currently third-party tested by independent certifiers like NSF, USP, or Informed Sport. No independent testing or GMP certification was found on record.
Is EXT safe?
EXT received a trust score of 25/100 (grade: F, risk level: HIGH). 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 EXT a good brand?
EXT scores 25/100 (grade: F) — this is below average. We recommend looking for brands with third-party certifications like NSF or USP. They do not currently hold third-party testing certifications like NSF, USP, or Informed Sport. No FDA warnings or recalls found.

Get FDA Recall Alerts

We'll notify you when FDA recalls affect supplement brands you care about.

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.

Promote Your Trust Score

Embed this badge on your site — it displays EXT'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/ext/" width="220" height="110" frameborder="0" loading="lazy" title="EXT trust score by SupplementChecker"></iframe>
Medium · 320×160
<iframe src="https://supplementchecker.co/embed/ext/" width="320" height="160" frameborder="0" loading="lazy" title="EXT trust score by SupplementChecker"></iframe>
Large · 420×210
<iframe src="https://supplementchecker.co/embed/ext/" width="420" height="210" frameborder="0" loading="lazy" title="EXT trust score by SupplementChecker"></iframe>

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

Own this brand? Contact us to update your information.

Want to find supplements you can trust?

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

See the best third-party tested supplements →