Exhibit 99.1

Immuron Announces the Closing of Public Offering of ADSs

MELBOURNE, Australia, May 30, 2019 - Immuron Limited (ASX: IMC; NASDAQ: IMRN), an Australian biopharmaceutical company focused on developing and commercializing oral immunoglobulin therapeutics for the treatment of gut mediated diseases, today announced the closing of its previously announced underwritten public offering of 500,000 American Depositary Shares (“ADSs”) at a public offering price of USD$4.00 per ADS for gross proceeds of $2,000,000 (prior to deducting underwriting discounts, commissions and other estimated offering expenses). Each ADS represents forty (40) ordinary shares of Immuron.

ThinkEquity, a division of Fordham Financial Management, Inc., acted as sole book-running manager for the offering.

The ADSs described above were offered by Immuron pursuant to a shelf registration statement on Form F-3 (File No. 333-230762) previously filed with and subsequently declared effective by the Securities and Exchange Commission (SEC) on April 17, 2019.

Copies of the final prospectus supplement and accompanying prospectus relating to the offering may be obtained from ThinkEquity, a division of Fordham Financial Management, Inc., 17 State Street, 22nd Floor, New York, New York 10004, by telephone at (877) 436-3673, by email at  prospectus@think-equity.com . Electronic copies of the final prospectus supplement and accompanying prospectus are also be available on the SEC’s website at http://www.sec.gov.

This press release shall not constitute an offer to sell or the solicitation of an offer to buy any of the securities described herein, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

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About Immuron

Immuron Limited (ASX: IMC, NASDAQ: IMRN), is an Australian biopharmaceutical company focused on developing and commercializing orally delivered polyclonal antibodies for the treatment of inflammatory mediated and infectious diseases. Immuron’s technology platform utilizes highly specific vaccines for the generation of hyperimmune antibody-rich bovine colostrum, providing a means of antimicrobial therapy without the drawbacks of antibiotics to treat gut-mediated diseases. The Company currently markets Travelan®, which is a listed medicine on the Australian Register for Therapeutic Goods, in Australia to reduce the risk of travelers’ diarrhea. In Canada, Travelan® is a licenced natural health product, and is indicated to reduce the risk of travelers’ diarrhea. In the U.S. Travelan® is sold as a dietary supplement for digestive tract protection. Immuron’s lead clinical drug candidate, IMM-124E, is presently in Phase II trials in severe alcoholic hepatitis (ASH), and pediatric non-alcoholic fatty liver disease (NAFLD), respectively. The Company recently announced plans to pursue clinical development of IMM-124E through a formal FDA registration pathway as a drug to specifically prevent travelers’ diarrhea. Immuron’s second clinical-stage asset, IMM-529, targets Clostridium difficile infections (CDI), and is presently in a clinical trial in CDI patients. The Company plans to file an IND with FDA to focus its further development specifically to treat patients with recurrent CDI.

For more information visit: http://www.immuron.com.

FORWARD-LOOKING STATEMENTS:

This press release may contain “forward-looking statements” within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934, each as amended. Such statements include, but are not limited to, any statements relating to our growth strategy and product development programs and any other statements that are not historical facts. Forward-looking statements are based on management’s current expectations and are subject to risks and uncertainties that could negatively affect our business, operating results, financial condition and stock value. Factors that could cause actual results to differ materially from those currently anticipated include: risks relating to our growth strategy; our ability to obtain, perform under and maintain financing and strategic agreements and relationships; risks relating to the results of research and development activities; risks relating to the timing of starting and completing clinical trials; uncertainties relating to preclinical and clinical testing; our dependence on third-party suppliers; our ability to attract, integrate and retain key personnel; the early stage of products under development; our need for substantial additional funds; government regulation; patent and intellectual property matters; competition; as well as other risks described in our SEC filings. We expressly disclaim any obligation or undertaking to release publicly any updates or revisions to any forward-looking statements contained herein to reflect any change in our expectations or any changes in events, conditions or circumstances on which any such statement is based, except as required by law.