Discover essential insights into human nutrition with Nutrients, an international journal providing open access to peer-reviewed research and studies every month.
Macronutrients, including proteins, carbs, and fats, are needed in larger quantities to provide the body with energy, while micronutrients, such as vitamins and minerals, are required in...
Nutrients may be organic or inorganic: organic compounds include most compounds containing carbon, while all other chemicals are inorganic. Inorganic nutrients include iron, selenium, and zinc, while organic nutrients include, protein, fats, sugars and vitamins.
Almost all your nutrients come from foods. Learn more about the six types of nutrients and why you need each.
What Are Nutrients and Why Do You Need Them? - Verywell Fit
Nutrients are essential chemical substances your body needs to function and can have different calories (for example, lipids have more calories than carbohydrates).
The six classes of nutrients found in foods are carbohydrates, lipids (mostly fats and oils), proteins, vitamins, minerals, and water. Carbohydrates, lipids, and proteins constitute the bulk of the diet, amounting together to about 500 grams (just over one pound) per day in actual weight.
Fruits and vegetables are an important source of nutrients. Apples, such as the red and green varieties on the top left of this image, are excellent sources of fiber, which aids in digestion. Oranges and lemons, also in the top row, are high in vitamin C, which helps the body's immune system.
The 7 major classes of nutrients are water, carbohydrates, fiber, fats, protein, vitamins, and minerals. Learn about nutrients and their functions.