Flat bean is a vegetable which is a flat edible pod. Flat beans are also known as the green bean. It contains Folates, Niacin, Vitamin A, Vitamin C, Vitamin K, sodium, potassium, calcium, copper, iron, magnesium, selenium, zinc, etc. It prevents infection, control cardiovascular disease, controls blood pressure. Green beans are a good source of dietary fiber that has many health benefits.