In 1/2 cup of cooked black beans, there is a net carbohydrate count of 13 grams as well as 8 grams of fiber and protein and 114 units of calories. Black beans can be purchased canned or dried, and they are also a type of legume.
Black beans are a good source of fiber, as well as beneficial minerals, such as manganese and magnesium. The carbohydrates contained inside black beans are slowly-digested due to its resistant starch. Some health benefits from black beans are increased colon health as well as improving calcium absorption and insulin sensitivity. The effects of black beans vary depending on each individual's digestive system.