Dismiss this notification
PatientsLikeMe would like to remind you that your browser is out of date and many features of the website may not function as expected.
Please update your browser
for more security and a better experience.
Protein is one of the body's main building blocks for muscle, bone, skin, and other tissues. Used often by athletes, protein shakes come in many combinations of protein, carbohydrates, and fats. They can range from 100% protein to mostly carbohydrates with a little added protein and fat.