Understanding What Is GNC Protein Made Of: A Comprehensive Ingredient Breakdown
                                
                                
                                •
                                
                                
                        
                                    
                                    4 min read                                
                            
                                Did you know that whey protein, a core ingredient in many GNC formulas, is a byproduct of the cheesemaking process that was once discarded as a waste product? Understanding what is GNC protein made of requires looking beyond this single ingredient, as the company utilizes a variety of protein sources and additives across its diverse product line.