Trace heavy-metal evidence from food to source.
Search foods, ingredients, metals, regulations, and source literature to trace heavy-metal claims back to cited evidence. The Index is a reference map, not a brand ranking or certification-claims page.
Products
Risk profiles for infant and child foods, formula, cereals, purees, snacks, and related categories.
Ingredients
Ingredient-level profiles for rice, cocoa, fish, vegetables, grains, and formula inputs.
Metals
Per-metal summaries for lead, cadmium, arsenic, mercury, nickel, aluminum, chromium, tin, and more.
Regulations
Agency values, action levels, tolerable intakes, and jurisdiction-specific regulatory references.
Sources
The source archive behind the index, with linked methods, extracted values, and page cross-references.
Coverage
PRISMA-equivalent literature flow, taxonomy coverage, and what's still pending. The defensibility surface.
Explore the Index
Regulations
FDA Closer to Zero EFSA cadmium TWI EU nickel directive California Prop 65 lead MADL See all regulationsCross-cuts
Regulations by jurisdiction Regulatory tightening over time Corpus coverage (PRISMA) Synthesis pages Search strategyReference governance
Editorial methodology Editorial standards Licensing & downstream use Errata & corrections RoadmapAsk the Index with citations.
Questions are routed to public Heavy Metal Index pages, with answers designed to point back to cited source material. The live assistant appears in the site navigation on reference pages.