Exhibit 99.1 Immuron Limited Appendix 4D Half-year 31 December 2023 Name of entity: Immuron Limited ABN: 80 063 114 045 Half-year ended: 31 December 2023 Previous period: 31 December 2022 Results for announcement to the market $ Revenue from ordinary activities Up 303.6% to 2,355,580 Net loss after tax (from ordinary activities) for the period attributable to members Up (4.8)% to (2,073,182) Net loss after tax for the period attributable to members Up (4.8)% to (2,073,182) Net tangible assets per security 3 ...