COA Lookup Library
A certificate of analysis (COA) is the third-party lab report proving what is actually in the bottle. Start here to find a product's COA, then match the batch number on your package to the report.
Lazarus Naturals
Brand COA lookup portal (all products, incl. Calming Pet Chews)
Lab: Multiple third-party labs
Every product page has a Test Results tab with batch-matched COAs; the portal also lists them all. Match the batch number on your package to the report.
View COACBD.market
Lab Reports directory
Lab: Various third-party labs
A directory of lab reports across many CBD brands, searchable by product.
View COAReading your first COA? Take the Spot the Red Flag quiz to learn what to check.
Ask the COA Explainer
Plain-language help reading lab reports, for people and pets.
Ask about a brand in the library, or paste COA numbers and get a plain-English read.