Living with Wilson A patient-led, citation-grounded knowledge base on Wilson disease (ATP7B copper toxicosis): symptoms, diagnosis, lifelong copper chelation, copper-aware diet, pregnancy, side effects, and family life — every answer cited to peer-reviewed sources.
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Food copper lookup

Database contains 13,565 food entries  ·  Database last refreshed: 2026-04-27

Search the USDA FoodData Central database for the copper (Cu) content of common foods. Values are per 100 g and pulled live from the U.S. Department of Agriculture.

Note: USDA returns data in English. Translations into other languages are produced by machine translation; the English original is authoritative. Actual copper content of a given food depends on its source, soil, processing, and handling — values shown are reference only, and this site assumes no liability.

Refreshed monthly from USDA FoodData Central.

Data: U.S. Department of Agriculture, Agricultural Research Service. FoodData Central. Public domain (CC0 1.0). Values are per 100 g edible portion. Copper content varies by origin, soil, and food handling — see the dietary disclaimer in the footer.