Surprisingly, many protein powders are available on shelves in a variety of flavors (including cinnamon roll?!). We focused exclusively on chocolate (both whey- and vegetable-base ...

4. KOS Organic Plant-Based Protein Powder KOS protein powder is sourced from pea, flax seed, quinoa, pumpkin seed, chia seed. It contains 9 grams of carbs and 20 grams of protein per serving.