FDA Confirms N-acetyl-L-cysteine (NAC) is Excluded From the Dietary Supplement Definition and Leaves Open Potential Rulemaking to Allow the use of NAC in Dietary Supplements

 We previously reported on FDA’s November 24, 2021 tentative response denying requests in two citizens petitions (June 1, 2021 Council for Responsible Nutrition (CRN) petition and August 18, 2021 Natural Products Association (NPA) petition) to change its position that N-acetyl-L-cysteine (NAC) products are excluded from the dietary supplement definition under section 201(ff)(3)(B)(ii) of the Federal Food, Drug,... Continue Reading