Lead causes brain damage by mimicking helpful metals found naturally in the body, such as calcium, iron and zinc, and binding with the same molecules and proteins.

通过模拟有助人体、自然存在的金属元素，诸如钙、铁、锌，并结合相同的分子与蛋白质，铅会导致大脑损伤。

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School canteens will not be allowed to offer meals outside strict calorie limits, and must provide foods with a minimum level of iron, zinc, calcium and vitamins.

学校食堂不允许提供外面严格控制热量的饭菜，只能提供含有最低量的铁、锌和维生素饭菜。

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An excess of zinc, for example, can interfere with absorption of other nutrients, including iron and copper.

比如，过量的锌会妨碍铁和铜等其他营养成分吸收。

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Rodriguez said people choosing a vegetarian diet have to be extra diligent to supplement their diet with iron, zinc and calcium.

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While this may have been good news for Nepal, Indian industry claims the market was flooded with exports of hydrogenated vegetable oil, acrylic yarns, iron pipes, copper wire and zinc oxide, which India claims has hurt its market.

BBC: India, Nepal prepare for trade talks

As I wrote last year, a very large study of 38, 772 older women, who were followed for 25 years, showed that the risk of death INCREASED with long-term use of multivitamins, vitamin B6, folic acid, iron, magnesium, zinc, and copper.

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