Vendors ranked by a transparent, weighted score built from public third-party
testing data: lab purity & dosage accuracy, testing transparency, community reputation, test
freshness, sterility/endotoxin, and heavy-metals (ICP-MS) screening. Vendor badges flag
community reputation (✓ Trusted / ~ Mixed / • New / ⚠ Flagged) —
flagged vendors (scam/impersonation/legal signals) are penalized in the Adjusted score. Click a vendor for the breakdown and sources.