In July of 2020, the FDA sent warning letters to specific companies stating that N-acetyle-L-cysteine (NAC) cannot be lawfully marketed as a dietary supplement. In fact it was tested as a drug in the 1960s for treatment in acetaminophen poisoning and prevention of severe liver damage. With recent revelations of the efficacy of NAC in … Continue reading FDA changes in usage of NAC & it’s impact on Baseline+