What is a GAA Supplement? An In-Depth Guide
                                
                                
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                                    4 min read                                
                            
                                Recent research shows that supplementing with guanidinoacetic acid (GAA) can lead to significantly higher creatine levels in muscles and the brain compared to traditional creatine alone. A GAA supplement is an increasingly popular alternative to creatine, acting as its direct metabolic precursor to boost cellular energy and athletic performance.