United States securities and exchange commission logo April 9, 2024 Jan Hall President & Chief Executive Officer Guardion Health Sciences, Inc. 2925 Richmond Avenue, Suite 1200 Houston, Texas 77098 Re: Guardion Health Sciences, Inc. Registration Statement on Form S-3 Filed April 2, 2024 File No. 333-278470 Dear Jan Hall: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Jimmy McNamara at 202-551-7349 with any questions. Sincerely, Division of Corporation Finance Office of Life Sciences cc: David Sunkin