Question: what ingredients are bad in protein powder?
Answer: Casein + WPC. These are also known as whey protein concentrate and caseinate. ...  Gluten. ...  Dextrins/Maltodextrin. ...  Artificial sweeteners. ...  Skim milk powders/milk solids. ...  Soy protein. ...  Vegetable oils and fats. ...  Thickeners and gums.