Green beans are one of the types of legumes, which an individual can boil and then eat to provide his body with energy and key nutrients, the most important of which are proteins. 
Many people search for the number of calories in green beans, the percentage of nutrients that are useful for the body, and what are the effects of green beans on the colon? Why is it forbidden to give green beans to patients with ovulation? You will find the answer to all of this in detail in this article.
The nutritional value of green beans
Green beans are of high nutritional value, as they contain a good proportion of proteins, and some vitamins and minerals. The following table shows the nutritional value of green beans: [1-3]
|nutritional element||Percentage of 1 cup of green beans (170 g)|
|Fats||less than 1 gram|
Also, the vitamins and minerals present in green beans are multiple, the most important of which are the following:
- Vitamin B1.
- zinc; [1،3،4]
Green beans also contain a little vitamin A, vitamin C, vitamin B6, calcium, and selenium. 
Calories in green beans
Green beans are low in calories, as one cup (170 grams) contains 187 calories. The calories in green beans are distributed as follows:
- Carbohydrates: 73%.
- Proteins: 24%.
- Fat: less than 3%. 
Benefits of green beans for the body
The health benefits of green beans are mainly due to the fact that they contain:
- Proteins: which have benefits in maintaining muscle mass in the body and increasing the feeling of satiety.
- Dietary fiber: It is important for the health of the digestive system, it also helps prevent heart disease, and helps increase the feeling of satiety.
- Folic acid: important for the health of body cells and the formation of DNA, which also makes green beans useful for pregnant women, as it contributes to preventing neural tube defects in the fetus.
- Manganese: Important for bone health, it also has a role in improving blood glucose levels.
- Iron: which has a role in the production of red blood cells and prevention of anemia.
- Potassium: which helps lower blood pressure.
- Levodopa: Which can contribute to relieving symptoms in patients with Parkinson’s disease, as well as contributing to mood adjustment and prevention of depression. [1-4]
green bean side effects
Green bean side effects can include:
- Green beans are harmful to the colon
Like other types of legumes, eating green beans frequently causes injury. In order to reduce this damage to green beans, it is recommended to eat it gradually and in small quantities each time. 
- Green bean side effects
Eating green beans causes hemolytic anemia, which causes many serious symptoms, including shortness of breath and increased heart rate. [1،2]
- Green bean side effects for pregnant women
Excessive consumption of green beans by pregnant women can increase the risk of infection in the newborn baby. Alternatively, pregnant women can eat moderate amounts of green beans to get the benefits of folic acid in them. 
- Green beans are harmful to depression patients
Green beans can be useful for depression, but it should be noted that an increase in levodopa in the blood can cause a vitamin B6 deficiency, which can cause symptoms of depression. Also, green beans should be avoided by depressed patients who take a monoamine oxidase inhibitor.