According to the National Nutrient Database in the United States, the amount of one cup of fresh green beans - about 100 g, contains 31 calories, 0 g of fat, 7 g of carbohydrates, 3 g of fiber, 3 g of sugar and 2 g of protein. Green beans are a rich source of vitamins A , C and K, and also contain folic acid , thiamine, riboflavin, iron , magnesium and potassium.
A number of studies show that increased consumption of plant products such as green beans reduces the risk of obesity , diabetes, cardiovascular disease, improves well-being in general, increases energy and loses weight .
Green beans contain a high amount of chlorophyll, which can block the carcinogenic effects of heterocyclic amines - natural toxic substances in food products that result from roasting meat at high temperatures.
If we prefer charred baked foods, we must make sure that we consume them together with green vegetables to reduce the risk to health.
In women of childbearing age, consuming more iron from plant sources such as spinach, beans, pumpkin and green beans can improve fertility . That's according to a study from Harvard Medical School.
Adequate folic acid intake is also necessary for pregnant women to protect the fetus. One cup of green beans provides approximately 10% of daily folic acid needs and 6% of the required iron again on a daily basis.
Adequate folic acid can also help against depression. It can also prevent excess homocysteine in the body, which prevents blood and nutrients from reaching the brain.
Elevated homocysteine levels can interfere with the secretion of the hormones serotonin , dopamine and norepinephrine, which regulate mood, sleep and even appetite .