Studies have also shown that green bean intake in animals can improve blood fat levels and protect against oxygen damage. Green beans also contain omega-3 fatty acids, which also contribute to the cardiovascular benefits of this vegetable.
Green beans are a great source of vitamins A, C and K, as well as calcium, copper, fiber, folic acid, iron, niacin, manganese, potassium, riboflavin, and thiamin. Green beans also contain high concentrations of beta carotene.
These legumes promote bone health because they contain silicon, vitamin K, calcium, magnesium and phosphorous, all essential nutrients in maintaining strong bones. Vitamin K helps maintain bone health because it triggers osteocalcin, a non-collagen protein in bones.