What are the rules of the zone diet? A guide to balancing macronutrients
                                
                                
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                                    3 min read                                
                            
                                Created by biochemist Dr. Barry Sears, the Zone Diet is based on the idea that food acts like a drug to control inflammation and insulin. For those wondering what are the rules of the zone diet?, it emphasizes a specific macronutrient ratio to achieve a state of optimal health and performance.