The last principal factor is supplement food factor, including "distance to shallow marsh", "distance to farmland".

第四个因子为应急食物因子，包括因子“距轻沼泽距离”和“距农田距离”。

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Proteins, vitamins, inorganic salt, calcium, ferrum and various mineral substances contained in the nutritional supplement food are good nutritional sources for the growth of the infants.

其中所含的蛋白质、维生素、无机盐、钙、铁及多种矿物质，是婴儿生长的良好营养来源。

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In the choice of a protein supplement food, animal protein content in milk, yogurt, egg, fish in the relatively high, plant protein is usually in the beans and nuts content is relatively high.

在选择补充蛋白质食品方面，动物蛋白在牛奶、酸奶、鱼类、鸡蛋中的含量比较高，植物蛋白则通常在豆类制品和坚果中含量比较高。

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Martek Biosciences Corp. of Columbia, Md. uses algae to produce omega-3 fatty acids, which it sells as a supplement for food and infant formula.

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In the United States, melatonin is sold as a food supplement, not a drug or medication.

BBC: Prescriptions for jet lag

Terms such as "probiotics" and "immune defence" would no longer be allowed in food supplement advertising.

BBC: Guernsey laws on health foods go out to consultation