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What nutrients do grapes contain?

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Quick Answer

Grapes contain a variety of antioxidants, including resveratrol and catechins. Grapes are also high in vitamin K and vitamin C and are a source of essential minerals, including potassium, manganese and copper.

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Full Answer

A 1-cup serving of red or green European grapes contains just over 100 calories and negligible amounts of fat, cholesterol and sodium. By composition, grapes are about 94 percent carbohydrate, and most of the calories in grapes are derived from sugar.

Grapes are good sources of resveratrol. Resveratrol is an antioxidant phytochemical that is thought to be effective in the prevention of colon and prostate cancer as well as coronary heart disease, Alzheimer's and some viral and fungal infections. Grapes contain several additional types of antioxidants which may have anti-inflammatory properties and help protect against cancer.

One cup of grapes contains roughly 27 percent of an average recommended daily intake of vitamin C, as well as 28 percent of the recommended intake of vitamin K. Grapes are also sources of thiamine, vitamin B-6 and riboflavin.

Grapes are also high in potassium. A one-cup serving of grapes contains 288 milligrams of potassium, or around 8 percent of the average recommended intake. One cup of grapes also contains 0.3 milligrams of iron. Iron becomes more concentrated when the grapes are dried to make raisins.

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