Green beans known as Phaseolus vulgari first originated in Peru and later on, were cultivated in south and Central America. They are deep green in color with pointed ends at both the sides. The average length of green beans is four inches. They are known by different names, such as snap beans and string beans. They can be served, either chopped or vertically slit.

Green beans are good sources of vitamin A, vitamin C and vitamin K. Green beans contain beta carotene. Vitamin A, a fat soluble antioxidant, helps control night blindness and other eye problems. Dietary fibers present in green beans are helpful in controlling the blood sugar levels. If you're suffering from diabetes and hypoglycemia, do incorporate green beans in your diet. Folic acid and vitamin B6 present in these beans regulate the levels of homocysteine in the blood. Homocysteine is an amino acid that is produced, as an intermediate product of the metabolic process. Increased concentration of the homocysteine is seen in heart patients. Significant amounts of magnesium, copper, iron, molybdenum, potassium are also found in green beans. Intake of the individual minerals is essential in our daily diet. Anti-inflammatory properties of green beans are useful for asthma and arthritic patients. Consumption of green beans lowers the risk of colon cancer. You can always try growing green beans at home.