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What are the nutritional components of milk?

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Quick Answer

The nutritional components of milk are water, carbohydrates and fat, according to Milkfacts.info. Milk also contains vitamins, minerals and protein. Milk is made up of mostly water.

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Almost 5 percent of milk is made of lactose, which is a carbohydrate. There is whey protein in milk that contains immunoglobulins. Immunoglobulins can be very beneficial for the immune system and may help muscle recovery and mental functions, states Milkfacts.info.

Vitamin A, B and C are all in milk, as well as vitamin D and E, notes Milkfacts.info. Vitamin C is beneficial for iron absorption and healing injuries, although milk contains small amounts of vitamin C. Vitamin D is helpful in absorbing calcium, and milk contains over 50 percent of the vitamin D that humans should consume everyday. Vitamin B6 also assists the metabolism of proteins and energy.

Milk also contains many minerals, such as calcium, copper and iron. It also has magnesium and potassium. Calcium is important for developing healthy bones and muscles. An 8-ounce serving of milk has 30 percent of the daily intake that health professionals recommend. Iron is in blood and assists in blood metabolism, and potassium is important in maintaining blood volume and a healthy blood pressure.

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