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That is a set of nutrition tutorials. A diet guide is a reference point that provides nourishment advice for health and wellness, typically by dividing foods into food teams and recommending portions of every group. Nutrition courses can be shown in written or visible form, and are generally published by federal agencies, health organizations and university or college health departments.
Most countries likewise have nutrition facts product labels that are not listed here; a lot of those reference specific concentrate on quantities for various nutrition.

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