Protein powder has become a trendy way to pursue weight gain, and for good reason. Trendy? Well, human bods are about 15% protein by mass, so maybe "trendy" is the wrong term here. “Inevitable”? Better.
There is a lot of debate surrounding plant vs. animal-based protein, with proponents on both sides claiming their product is better for individual health and the environment. The truth, as they say, is out there. It is also right here. Behold -- some key points to help make your decision.