Contains no milk/ includes milk protein. Mega protein shake. 40g protein, lactose free, gluten free, 220 calories per bottle. Some people are easily satisfied. For them good is enough. But for others, satisfaction doesn't exist. What does exist is an unquenchable desire to complete one more rep, one more sprint, one more grueling workout. Muscle Milk Pro Series 40 gives you forty grams of protein to help you recover and build strength. Because we know you want to push your limits. It isn't for some people. It's for you. Muscle milk. Workout recovery fuel. Give me strength.