Food is any substance[1] consumed to
provide nutritional support for an organism. It is usually of plant or animal origin,
and contains essential nutrients, such as carbohydrates, fats, proteins, vitamins,
or minerals. The substance is ingested by
an organism and
assimilated by the organism's cells to
provide energy,
maintain life, or stimulate growth. อ่านเพิ่มเติม
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