Green beans are a good source of carbohydrates. They are a moderate source of protein, dietary fiber, Vitamin C and beta carotene. The beta carotene is converted to vitamin A in the body. Green beans also contain small amounts of calcium and other trace nutrients.

Nutrition Facts (1/2 cup fresh cooked fresh green beans)

Calories 15
Dietary fiber 1.6 grams
Protein 1 gram
Carbohydrates 3.5 mg
Vitamin A 340 IU
Vitamin C 7.5 mg
Folic Acid 21 mg
Calcium 31.5 mg
Iron .4 mg
Potassium 94.5 mg

Fresh pole beans and bush beans can be stored, unwashed in plastic bags in the vegetable crisper of the refrigerator for up to 3 days. Do not wash them before storing, but wait until just before preparation. Wet beans will develop black spots and decay quickly.