METALLOPATHY Evidence on heavy metals in people

Static evidence pages. Grades A to F. Sources named.

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Diet

Do cocoa, legumes, and nuts contain nickel?

The draft corpus names cocoa, legumes, and nuts as nickel sources and marks that food-category wording unverified. No occurrence number is stated. The checked value is the EFSA tolerable daily intake of 13 µg/kg body weight per day, which is on the nickel page.

What is not available

Food occurrence values were not verified.

Related evidence, where it exists, is on the linked pages. Those pages do not fill this gap.

Related pages

Sources

  1. EFSA 2020 nickel opinion, doi:10.2903/j.efsa.2020.6268

Heavy Metal Index

Heavy Metal Index: legumes and pulses. This Heavy Metal Index URL returned HTTP 200 on 15 October 2026. Figures on this page are not copied from that index. They come from the sources named above.

What's safe to buy

The Heavy Metal Tested and Certified public register listed no licensees on 15 October 2026. That page reported 0 certified brands and 0 certified products, and it stated that no brand has completed the three-lot baseline. A specimen layout on the register is an illustration, not a licensee. This page does not name or rank any brand.

The program states that certification is a measurement of a product against a published limit, not a statement that the product is safe. If a licensee is later listed for this category, it will be on the register.

This page summarizes cited documents. It does not diagnose or prescribe. Reviewed 15 October 2026.