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Nutrient type

macronutrient

17 nutrients in this category

carbohydrates

Carbohydrates are a macronutrient that supplies the body with energy primarily in the form of glucose. They include sugars, starches, and fibers found in plant foods. Dietary...

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energy

Energy, measured in kilocalories (kcal), represents the usable fuel derived from macronutrients in food—carbohydrates, fats, protein, and alcohol. Daily energy requirements...

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energy

Energy from food powers all life processes, from cellular metabolism to physical movement. Unlike vitamins and minerals, energy requirements are expressed as Estimated Energy...

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fat

Dietary fat (total lipid) is an essential macronutrient that supplies energy, supports hormone and cell membrane production, and facilitates absorption of fat‑soluble vitamins....

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fiber

Dietary fiber is a nondigestible carbohydrate found in plant foods that supports digestive health, heart health, and blood sugar regulation. Adults typically need 28–34 grams...

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insoluble fiber

Insoluble fiber is a form of dietary fiber found in plant foods that remains largely undigested as it passes through the digestive tract. It adds bulk to stool and accelerates...

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protein

Protein is a vital macronutrient composed of amino acids that serve as the body’s structural and functional building blocks. It supports muscle, enzyme, hormone, and immune...

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resistant starch

Resistant starch is a fermentable carbohydrate that reaches the colon intact and functions similarly to dietary fiber, promoting gut health, improved glycemic control, and...

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soluble fiber

Soluble fiber is a type of dietary fiber found in plant foods like oats, legumes, fruits, and seeds. It dissolves in water to form a gel and supports heart health by lowering...

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starch

Starch is a complex carbohydrate found in many plant foods and serves as a key dietary source of energy. Though not assigned a specific RDA, starch contributes to the total...

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sugars, total

Total sugars include all the sugars in foods and beverages, both naturally occurring (in fruits, vegetables, milk) and added during processing. There is no RDA for total...

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total sugars

Total sugars include all simple sugars found in foods and beverages, both naturally occurring and added. While they provide a source of dietary energy, high intake of...

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