CRN Responds to FDA Letter Announcing β-NMN Is Not A Dietary Supplement Fashion & Shopping News CRN Responds to FDA Letter Announcing β-NMN Is Not A Dietary Supplement Charlotte W. Campbell June 22, 2023 On Nov. 11, the Council for Responsible Nutrition (CRN) responded to the U.S. Food and Drug Administration’s... Read More Read more about CRN Responds to FDA Letter Announcing β-NMN Is Not A Dietary Supplement