Replacing meals with protein shakes may help you reduce your daily calories, which can help you lose weight.. Since protein contains calories, consuming too much can actually make losing weight more difficult â€” especially if you drink protein shakes in addition to your usual diet, and you're not exercising.
So to be clear: Yes, your body can transform the calories from excess protein into. In fact, we do know that the protein-to-fat-transformation threshold is fairly high,. two supplement companies that supplied protein supplements for the study.