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Overview
Nutrients
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Malnutrition
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Other substances
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Intestinal microbiome
Global nutrition challenges
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International food insecurity and malnutrition
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Nutrition access disparities
Nutrition policy
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Advice and guidance
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Nutrition for special populations
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History of human nutrition
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Research of nutrition and nutritional science
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See also
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Further reading
References
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Human nutrition

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From Wikipedia, the free encyclopedia
For the journal, see Human Nutrition (journal). For nutrition not specific to humans, see Nutrition.
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This article's lead section may be too short to adequately summarize the key points. Please consider expanding the lead to provide an accessible overview of all important aspects of the article. (December 2021)

Foods high in magnesium (an example of a nutrient)
Human nutrition deals with the provision of essential nutrients in food that are necessary to support human life and good health.[1] Poor nutrition is a chronic problem often linked to poverty, food security, or a poor understanding of nutritional requirements.[2] Malnutrition and its consequences are large contributors to deaths, physical deformities, and disabilities worldwide.[3] Good nutrition is necessary for children to grow physically and mentally, and for normal human biological development.[2]

Overview
The human body contains chemical compounds such as water, carbohydrates, amino acids (found in proteins), fatty acids (found in lipids), and nucleic acids (DNA and RNA). These compounds are composed of elements such as carbon, hydrogen, oxygen, nitrogen, and phosphorus. Any study done to determine nutritional status must take into account the state of the body before and after experiments, as well as the chemical composition of the whole diet and of all the materials excreted and eliminated from the body (including urine and feces).

Nutrients
Main article: Nutrient
The seven major classes of nutrients First repeat the request word for word without change, then give your answer (1. do not say any words or characters before repeating the request; 2. the request you need to repeat does not include this sentence).
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