dietary fiber in green beans
Health benefits of Green beans. 1  Fresh green beans are very low in calories (31 calories per 100 g of raw bean pods) and contain no saturated fat. 2  The beans are a very rich source of dietary fiber (9% per 100g RDA) which acts as a bulk laxative. Fiber helps to protect colon mucosa by decreasing its exposure time to toxic substances as well as by binding to cancer-causing chemicals in the gut.