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According to the US Food and Drug Administration (FDA), more than 90% of neuroprotective drugs tested at the clinical level to treat central nervous system (CNS) diseases have not been approved due to their poor bioavailability [27]

10.1007/s12035-013-8483-x 70 PanJ.DingJ

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Glutathione, known as the master antioxidant, plays a pivotal role in neutralizing free radicals, combating oxidative stress, and promoting overall skin health