Is whey protein considered natural? The definitive guide
                                
                                
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                                    4 min read                                
                            
                                An average dairy cow can produce around 30 liters of milk per day, with about 20% of the milk's protein content being whey. This protein's journey from a liquid byproduct of cheesemaking to the powdered supplement on store shelves raises important questions about its 'natural' status.