Nutrition & Wellness: What is a NAC shot?
                                
                                
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                                    5 min read                                
                            
                                Intravenous N-acetylcysteine (NAC) has a long-established role in emergency medicine for treating acetaminophen overdose, significantly reducing liver damage. The term "What is a NAC shot?" is now commonly used in wellness, referring to various injectable forms of this powerful antioxidant supplement that offer higher bioavailability than oral alternatives.