Seed

https://seed.com Est. 2018 (8 years)

Seed is a supplement brand founded in 2018, specializing in probiotics and synbiotics, and holds a GMP certification. Despite having no FDA warning letters or recalls, the brand has received 23 FDA adverse event reports, which is a notable concern. Seed does not use proprietary blends, but it does not publish lab results, which may raise questions about transparency.

Red Flags

⚠Elevated FDA adverse event reports (23)
⚠No third-party testing certifications found

Verified Strengths

✓Operating since 2018 (8 years)

Certifications

GMP Certified

FDA Record

Warning Letters

Recalls

Adverse Reports

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 FDA 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, NSF.org, USP.org, and publicly available brand information. Last updated: 3/20/2026.