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.
However, beans contain the most soluble fiber per serving. Lima beans, baked beans and kidney beans provide 3 grams of soluble fiber per one-half cup serving. Navy beans, also high in soluble fiber, provide 2 grams per serving.Most peas provide 1 gram of soluble fiber per serving.egetables containing at least 1 gram of soluble fiber per serving include parsnips, carrots, brussels sprouts, baked potato with skin, spinach, squash, string beans, cabbage, baked sweet potato, turnips, broccoli, kale and zucchini.