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The Canopy Blog
Research, explainers, and stories from the community funding independent contaminant testing.
What a Single Test Can and Can't Tell You
Every result on Canopy right now is a single test. It's a real number from a real sample, and it's worth taking seriously. But it answers a narrower question than people often assume, and it's worth understanding.
by Canopy · Aug 7, 2026
Where Do Contaminants in Food Come From?
Contaminants like heavy metals, PFAS, pesticide residues, and microplastics aren't on any label, because they enter food through how it's grown, raised, processed, and packaged rather than through the recipe. This post walks through where they come from at each step, and why testing is the only way to know what's actually in a given product.
by Canopy · Jul 24, 2026
What Are Contaminants in Food — and Why Aren't They on the Label?
Contaminants like heavy metals, PFAS, pesticides, and microplastics end up in your food but never appear on the label — and the only way to know they're there is to test. Here's why the gap exists and how Canopy's community-funded testing helps you choose products with lower contaminant levels.
by Kendra & Hova · Jul 11, 2026