One cup of fresh green beans - about 100 g, contains 31 calories, 0 g fat, 7 g carbohydrates , 3 g fiber, 3 g sugar and 2 g protein. It is rich in vitamins A, C and K, also contains folic acid , thiamine, riboflavin, iron , magnesium and potassium.
Green beans contain a high amount of chlorophyll , which can block the carcinogenic effects of heterocyclic amines, which are formed when grilling meat at high temperatures. If we like roasted meat, we must make sure that we eat it with green vegetables .
For women of childbearing age, consuming more iron from plant sources, including spinach, pumpkin and green beans , promotes fertility . This is stated in data from publications from Harvard Medical School, USA.
Adequate folic acid intake is also necessary in pregnant women to protect the fetus from neural tube defects. One cup of green beans provides approximately 10% of the daily requirement of folic acid and 6% of the iron needed for the day.
Adequate daily intake of folic acid can also help against depression . The important element prevents the accumulation of excess homocysteine in the body, which prevents blood and nutrients from reaching the brain .
Excess homocysteine can also interfere with the synthesis of the hormones serotonin , dopamine and norepinephrine, which regulate mood, sleep and even appetite.
The amount of one cup of green beans provides 14.4 mcg of vitamin K , which is almost 20% of the body's daily needs. 4% of the calcium needed for the day can be found in the same amount. Adequate intake of vitamin K is beneficial for bone health as it improves calcium absorption and reduces urinary excretion.