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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 ]
[1] [2] [3] Minerals are one of the four groups of essential nutrients; the others are vitamins, essential fatty acids, and essential amino acids. [4] The five major minerals in the human body are calcium, phosphorus, potassium, sodium, and magnesium. [2] The remaining minerals are called "trace elements".
Due to its importance in human health, the study of nutrition has heavily emphasized human nutrition and agriculture, while ecology is a secondary concern. [ 4 ] Nutrients
Selenium is a nutrient that is naturally present in many foods, added to others and is also available as a dietary supplement in pill, powder and liquid form, explains Perri Halperin, a ...
Non-essential nutrients are substances within foods that can have a significant impact on health. Dietary fiber is not absorbed in the human digestive tract. [ 29 ] Soluble fiber is metabolized to butyrate and other short-chain fatty acids by bacteria residing in the large intestine.
According to these two organizations, health diets are: Adequate, as they meet, without exceeding, our body’s energy and essential nutrient requirements in support of all the many body functions. Diverse, as they include various nutritious foods within and across food groups to help secure the sufficient nutrients needed by our bodies.