Lysulin, Inc.

CLOSEOUT LETTER Lysulin, Inc. MARCS-CMS 614517 — May 25, 2022 More Warning Letters Warning Letters About Warning and Close-Out Letters Product: Dietary Supplements Food & Beverages Recipient: Recipient Name John Burd Lysulin, Inc. 4930 Bradshaw Ct. San Diego , CA 92130 United States Issuing Office: Center for Food Safety and Applied Nutrition (CFSAN) United States Dear Mr. Burd: The Food and Drug Administration (FDA) has completed an evaluation of your firm’s corrective actions in response to our Warning Letter #614517, issued September 7, 2021. Based on our evaluation, it appears you have addressed the violations contained in the Warning Letter. Future FDA inspections and regulatory activities will further assess the adequacy and sustainability of these corrections. This letter does not relieve you or your firm from the responsibility of taking all necessary steps to assure sustained compliance with the Federal Food, Drug, and Cosmetic Act and its implementing regulations or with other relevant legal authority. The Agency expects you and your firm to maintain compliance and will continue to monitor your state of compliance. This letter will not preclude any future regulatory action should violations be observed during a subsequent inspection or through other means. Sincerely, /S/ Carrie Lawlor Branch Chief Dietary Supplement and Labeling Assessment Branch Division of Enforcement Office of Compliance Center for Food Safety and Applied Nutrition Content current as of: 06/24/2022 Regulated Product(s) Dietary Supplements Food & Beverages