Oyster, Clam, Crab
6 medium oysters contain 2,397 mcg of copper.
Hazelnut, Almond, Cashew
18 pieces of raw cashews contain 622 mcg of copper.
Beans, Peas, Lentils
1 cup of cooked lentils contains 497 mcg of copper.
* mcg = microgram
Various clinical conditions related to copper deficiency have been identified in humans (fatigue, weakness, poor bone structure, memory and concentration problems, etc.).
It has been shown that children who are only fed milk can be deficient in copper.
Copper deficiency is encountered more common in premature children.
The daily need is 900 mcg, while the UL dose is 10,000 mcg/ day for adults.