Green beans are rich in chlorophyll. This feature can neutralize the effect of heterocyclic amines that are released when grilling meat at high temperatures and have carcinogenic properties. Therefore, people who like grilled food should eat some green beans with their grilled food to reduce the negative effects of these carcinogenic substances. Green beans contain many vitamins such as B, C, K and A, and are a good source of essential minerals, especially manganese. This mineral helps metabolism.