Nutrients can be classified as essential or non-essential. all of the following are reasons why a nutrient could be considered an essential nutrient except

An essential nutrient is a nutrient that the body cannot synthesize on its own -- or not to an adequate amount -- and must be provided by the diet. Thesenutrients are necessary for the body to function properly. On the other the non-essential ones cannot be made inside the body so they are acquired from the food we eat.

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