What is the P90X Phase 1 Diet?
                                
                                
                                •
                                
                                
                        
                                    
                                    3 min read                                
                            
                                According to the official program guidelines, the P90X nutrition plan is divided into three phases to support changing workout demands. The first phase, officially called the Fat Shredder, is a high-protein, low-carb diet designed to help participants rapidly reduce body fat while supporting muscle maintenance.