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Copper is sometimes used in decorative art, both in its elemental metal form and in compounds as pigments. Copper compounds are used as bacteriostatic agents, fungicides, and wood preservatives. Copper is essential to all living organisms as a trace dietary mineral because it is a key constituent of the respiratory enzyme complex cytochrome c ...
Copper's essentiality was first discovered in 1928, when it was demonstrated that rats fed a copper-deficient milk diet were unable to produce sufficient red blood cells. [14] The anemia was corrected by the addition of copper-containing ash from vegetable or animal sources.
Copper: 0.9 10; 5 Required co-factor for cytochrome c oxidase: Liver, seafood, oysters, nuts, seeds; some: whole grains, legumes [29] copper deficiency / copper toxicity: Iodine: 0.150 1.1; 0.6 Required for the synthesis of thyroid hormones and to help enzymes in host defense Seaweed (kelp or kombu)*, grains, eggs, iodized salt [30]
Animal livers are rich in iron, copper, B vitamins and preformed vitamin A.Daily consumption of liver can be harmful; for instance, vitamin A toxicity has been proven to cause medical issues to babies born of pregnant mothers who consumed too much vitamin A. [3] For the same reason, consuming the livers of some species like polar bears, dogs, or moose is unsafe.
The compounds provide sources of various metals that improve the health or marketability of the animal. Typical metals salts are derived from cobalt , copper , iron , manganese , and zinc . The objective of supplementation with trace minerals is to avoid a variety of deficiency diseases .
Foods from plant sources. Plants as a food source are divided into seeds, fruits, vegetables, legumes, grains and nuts. [36] Where plants fall within these categories can vary, with botanically described fruits such as the tomato, squash, pepper and eggplant or seeds like peas commonly considered vegetables. [37]
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Copper is reactive with acidic foods which can result in corrosion, the byproducts of which can foment copper toxicity. In certain circumstances, however, unlined copper is recommended and safe, for instance in the preparation of meringue , where copper ions prompt proteins to denature (unfold) and enable stronger protein bonds across the ...