Pea protein powder is excellent for vegetarians and vegans as it contains 82.8% protein per 100g. Peas are a good source of protein due to their wide variety of amino acids. Benefits: It will help improve muscle mass, since amino acids are essential for the formation of cartilage tissue. They will improve different enzymatic reactions, reducing constipation problems. By stimulating the production of red blood cells, they will strengthen the blood and thus adequately oxygenate every corner of your body. Amino acids improve communication between neurotransmitters, which is why they are necessary to optimize memory and attention, as well as mood.