A double-blind study is one in which neither the participants nor the experimenters know who is receiving a particular treatment. This procedure is utilized to prevent bias in research results.
Total Dietary Fiber. Kidney beans contain more total dietary fiber per serving than the seven other most commonly consumed legumes in the United States, including black-eyed peas, chickpeas, lentils and black, navy, pinto and lima beans.
A cup of black beans contains 15 grams of fiber, which is 60 percent of the 25 grams you need each day. A cup of lima beans contains 13.2 grams of fiber, and a cup of baked beans has 10.4 grams. In comparison, a cup of raw carrots or a cup of corn each contain 3.6 grams of fiber.