Whether you're trying to gain muscle or lose weight, along the way you may have discovered that there are various types of protein out there. Whey protein and pea protein are two that are quite common. However, the difference between the two is crucial. Let's take a look at each type of protein and what it does for the body:

Whey protein
Whey protein is one of the two major groups of proteins found in milk. Only 20 percent of milk's protein is whey. The rest is casein, which is the protein that...