Combining carbohydrate sources with protein increases the satiety factor and provides your body a boost in amino acids to have available for protein re-synthesis. (friedmansprout.com)
Our models were not isocaloric because part of the benefit of fruits and vegetables may be from increased satiety with fewer calories; therefore the main results presented here are non-isocaloric substitutions in which individuals could have substituted, for example, one serving per day of apples (74 calories per serving) instead of one serving per day of orange juice (84 calories per serving). (journals.plos.org)