Green beans, while quite low in calories (just 43.75 calories in a whole cup), are loaded with enough nutrients to not only power up the Jolly Green Giant, but to put a big smile on his face. Green beans are an Excellent source of vitamin C, vitamin K and manganese. Plus green beans are very good source of vitamin A (notably through their concentration of carotenoids including beta-carotene), dietary fiber, potassium, folate, and iron. And, green beans are a good source of magnesium, thiamin, riboflavin, copper, calcium, phosphorus, protein, omega-3 fatty acids and niacin.
Helping You Bone Up
The vitamin K provided by green beans-25% of the daily value in one cup-is important for maintaining strong bones. Vitamin K1 activates osteocalcin, the major non-collagen protein in bone. Osteocalcin anchors calcium molecules inside of the bone. Therefore, without enough vitamin K1, osteocalcin levels are inadequate, and bone mineralization is impaired.
Green beans are also a very good source of fiber, a very good source of potassium and folate, and a good source of magnesium and riboflavin. Each of these nutrients plays a significant cardio-protective role.
Nutrients in
Green Beans
1.00 cup raw (100.00 grams) Nutrient%Daily Value
vitamin C20.3%
vitamin K18%
vitamin A13.8%
manganese11%
fiber10.8%
folate8.2%
vitamin B67%
molybdenum6.6%
magnesium6.2%
tryptophan6.2%
potassium6%
vitamin B25.8%
iron5.7%
vitamin B15.3%
phosphorus3.8%
calcium3.7%
protein3.6%
vitamin B33.6%
choline3.6%
copper3.5%
omega-3 fats2.9%
Calories (31)1%
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