Living with Wilson Disease 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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Home › Food copper list › Dried shiitake mushrooms

How much copper is in dried shiitake mushrooms?

Copper content of dried shiitake mushrooms and how it fits a low-copper diet for Wilson disease（干香菇）.

5.16 mgcopper per 100 g
Avoid
High copper — kept off a low-copper diet · food group: Vegetables

Dried mushrooms are extremely copper-dense — far higher than fresh; avoid.

Can I eat dried shiitake mushrooms with Wilson disease?

People with Wilson disease follow a low-copper diet, especially in the first year of treatment, because the body cannot clear excess copper normally. At 5.16 mg per 100 g, dried shiitake mushrooms is a high-copper food that is normally kept off the plate. How strict your diet needs to be depends on your treatment stage and copper levels, so use this as a guide and confirm with your own clinician or dietitian.

Lower-copper choices in the same group

Mushrooms (fresh)
0.36 mg · Limit Potato
0.11 mg · Generally OK Sweet potato
0.151 mg · Generally OK Spinach
0.13 mg · Generally OK

See the full food copper list →  ·  Search any of 13,565 foods →

USDA FoodData Central (SR Legacy / Foundation), copper per 100 g edible portion. Category reflects the classic low-copper-diet guidance for Wilson disease. Numbers are factual USDA values; they are not a personal dietary prescription. Always follow the plan agreed with your own clinician or dietitian.