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Talk with your doctor about dosages for COPD.[ref][ref][ref] Genetic connection: GGT1 gene Studies show that NAC decreases GGT levels, indicating that it increases the overall supply of glutathione and reduces the need to recycle it.[ref] For people with GGT1 genetic variants, this may make NAC particularly helpful

Timeline has an unfair advantage since it's owned by the Swiss company that developed Mitopure, the branded urolithin A that's been most widely studied

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Nardelli BB, Tronconi C, Pisano A, Santoleri R (2013) High and Ultra-High resolution processing of satellite Sea Surface Temperature data over Southern European Seas in the framework of MyOcean project