Sambucol

https://www.sambucol.com Est. 1991 (35 years)

**** Sambucol is an established elderberry supplement brand founded in 1991, specializing in immune support products derived from black elderberry extract. The company maintains GMP certification and has operated for over three decades with a clean FDA record, including no warning letters or recalls. However, the brand does not appear to have third-party testing certifications or publicly available lab results for product verification. **

Red Flags

⚠No third-party testing certifications found

Verified Strengths

✓Established brand — operating since 1991 (35 years)
✓Clean FDA record — no warnings, recalls, or significant adverse events

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.