Depending on the flavor, one serving contains around 53 grams (g) of 100% grass-fed whey protein ... you to access third-party test results. Optimum Nutrition Serious Mass is Informed Sport ...
Whey protein is a high-quality protein derived from milk during the cheese-making process. When milk curdles, it separates into curds and whey, with whey being the liquid portion. This liquid is ...