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  2. Nutrient - Wikipedia

    en.wikipedia.org/wiki/Nutrient

    A nutrient is a substance used by an organism to survive, grow and reproduce. The requirement for dietary nutrient intake applies to animals , plants , fungi and protists . Nutrients can be incorporated into cells for metabolic purposes or excreted by cells to create non-cellular structures such as hair , scales , feathers , or exoskeletons .

  3. Nutrition - Wikipedia

    en.wikipedia.org/wiki/Nutrition

    Scientific analysis of food and nutrients began during the chemical revolution in the late 18th century. Chemists in the 18th and 19th centuries experimented with different elements and food sources to develop theories of nutrition. [1] Modern nutrition science began in the 1910s as individual micronutrients began to be identified.

  4. Human nutrition - Wikipedia

    en.wikipedia.org/wiki/Human_nutrition

    They are a diverse group of substances, with a range of chemical, physical and physiological properties. [13] They make up a large part of foods such as rice, noodles, bread, and other grain-based products, [14] [15] but they are not an essential nutrient, meaning a human does not need to eat carbohydrates. [16]

  5. Nutritional science - Wikipedia

    en.wikipedia.org/wiki/Nutritional_science

    Nutritional science is often combined with food science (nutrition and food science). Trophology is a term used globally for nutritional science in other languages, in English the term is dated. Today, it is partly still used for the approach of food combining that advocates specific combinations (or advises against certain combinations) of food.

  6. Endosperm - Wikipedia

    en.wikipedia.org/wiki/Endosperm

    In the caryopsis, the thin fruit wall is fused to the seed coat. Therefore, the nutritious part of the grain is the seed and its endosperm. In some cases (e.g. wheat, rice) the endosperm is selectively retained in food processing (commonly called white flour), and the embryo and seed coat removed. The processed grain has a lower quality of ...

  7. List of macronutrients - Wikipedia

    en.wikipedia.org/wiki/List_of_macronutrients

    Fat has a food energy content of 38 kilojoules per gram (9 kilocalories per gram) proteins and carbohydrates 17 kJ/g (4 kcal/g). [ 2 ] Water makes up a large proportion of the total mass ingested as part of a normal diet but it does not provide any nutritional value.

  8. What is raw milk? Health experts weigh in on its safety ... - AOL

    www.aol.com/raw-milk-health-experts-weigh...

    Several leading health organizations — including the U.S. Food and Drug Administration (FDA), Centers for Disease Control and Prevention (CDC) and the American Academy of Pediatricians — all ...

  9. Mineral (nutrient) - Wikipedia

    en.wikipedia.org/wiki/Mineral_(nutrient)

    For example, for calcium the U.S. Food and Drug Administration set the recommended intake for adults over 70 years at 1,200 mg/day and the UL at 2,000 mg/day. [18] The European Union also sets recommended amounts and upper limits, which are not always in accord with the U.S. [ 19 ] Likewise, Japan, which sets the UL for iodine at 3000 μg ...