Immuron Limited is an Australian biopharmaceutical company focused on developing and commercializing orally delivered targeted polyclonal antibodies for the treatment of inflammatory mediated and infectious diseases. The company’s proprietary technology platform uses vaccinated cows to produce hyperimmune bovine colostrum that contains high levels of specific immunoglobulins. This platform enables the creation of products that can block pathogens and neutralize toxins at mucosal surfaces such as the gastrointestinal tract. Immuron Limited currently markets two commercial products Travelan and Protectyn and advances two lead drug candidates IMM 124E for travelers diarrhea and IMM 529 for recurrent Clostridioides difficile infection. The company operates from its headquarters in Carlton South Victoria Australia and maintains collaborations with research institutions and the U S Department of Defense.

Immuron Limited generates revenue primarily from the sale of its hyperimmune products Travelan and Protectyn which are sold as over the counter medicines in Australia as dietary supplements in the United States and Canada and through online retailers and health practitioner clinics. Revenue is recognized at the point of transfer of these products to customers and is broken down by product and geographic region in the company’s financial disclosures. In fiscal year 2025 the company reported total product revenue of approximately $7.3 million representing an increase from $4.9 million in fiscal year 2024 and $1.8 million in fiscal year 2023. The growth was driven by higher sales of Travelan in the Australian pharmacy channel and increased demand through Amazon.com and Walmart.com in the United States. Protectyn contributes a smaller share of revenue and is distributed through health practitioner clinics and online sales channels.

Immuron Limited occupies a niche position in the biopharmaceutical industry as a developer of oral polyclonal antibody therapies targeting gut mediated infections. The company competes with standard antibiotic treatments such as vancomycin and fidaxomicin for Clostridioides difficile infection and with over the counter preventive agents for travelers diarrhea. However Immuron Limited differentiates itself through a proprietary vaccine induced colostrum platform that generates antibodies without disrupting the natural microbiome. Collaborations with the U S Department of Defense provide validation of the technology and access to advanced research facilities and funding. The company maintains a growing portfolio of patents that cover its hyperimmune composition methods and therapeutic applications providing a barrier to entry for potential competitors. These factors position Immuron Limited as a specialized player with a differentiated approach in the anti infective market.

Immuron Limited sells its products to a diverse customer base that includes retail pharmacies health practitioner clinics online distributors and direct to consumer platforms. Specific channel partners named in the filing include Amazon.com Walmart.com and Passport Health Travel Clinics. In Australia Travelan and Protectyn are available in major pharmacy chains and through health practitioner offices. In the United States and Canada Travelan is sold as a dietary supplement through e commerce sites and select retail outlets. The company also engages with research collaborators and government agencies that support clinical trials but do not purchase finished products.