What is a high-protein food for cars? Unpacking the Fuel Analogy
                                
                                
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                                    5 min read                                
                            
                                While humans rely on protein for cellular repair and energy, a car's engine operates on a completely different principle. The quest for a "high-protein food for cars" is a search for something that doesn't exist, rooted in a common but misunderstood analogy between a body's metabolism and a vehicle's combustion.