Kidney beans are a heart-healthy food that can improve digestion and keep you fuller longer. The appropriate serving size for kidney beans is one-half cup.
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The Calories in Kidney Beans
According to MyFitnessPal, a 15-ounce can of kidney beans contains 385 calories. One serving, or one-half cup, contains 110 calories.
The Sodium in Kidney Beans
One can of kidney beans contains 840 milligrams of sodium, which is more than half the amount of sodium that the American Heart Association recommends you should consume daily. One serving contains 240 milligrams of sodium. Consider buying the low-sodium kidney beans, and then rinse them to reduce the amount of sodium. Excessive sodium intake can lead to high blood pressure.
The Fiber in Kidney Beans
A can of kidney beans contains 21 grams of fiber, and one serving contains 6 grams. The recommendation is to consume at least 25 grams of fiber every day to help decrease cholesterol, improve digestion and to keep you fuller longer.