April 15, 2020 Lawrence A. Kenyon President, Chief Executive Officer and Chief Financial Officer Outlook Therapeutics, Inc. 7 Clarke Drive Cranbury, New Jersey 08512 Re: Outlook Therapeutics, Inc. Registration Statement on Form S-1 Filed April 8, 2020 File No. 333-237607 Dear Mr. Kenyon: 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 Chris Edwards at (202) 551-6761 with any questions. Sincerely, Division of Corporation Finance Office of Life Sciences cc: Marianne C. Sarrazin