Change of Broker

OptiBiotix Health plc

("OptiBiotix" or the "Company")

Change of Broker

OptiBiotix Health plc (AIM: OPTI), a life sciences business developing products which reduce hunger and food cravings, enhance the gut microbiome, and sweet fibres as healthy sugar substitutes announces the appointment of Cairn Financial Advisers LLP as broker to the Company with immediate effect. Cairn Financial Advisers LLP will also continue to act as the Company's Nominated Adviser.

The Directors of the Company are responsible for the release of this announcement.

For further information, please contact:

About OptiBiotix - www.optibiotix.com

OptiBiotix Health plc (AIM: OPTI), which was formed in March 2012, brings science to the development of compounds which modify the human microbiome - the collective genome of the microbes in the body - in order to prevent and manage human disease and promote wellness.

OptiBiotix has an extensive R&D programme working with leading academics in the development of microbial strains, compounds, and formulations which are used as active ingredients and supplements. More than twenty international food and healthcare supplement companies have signed agreements with OptiBiotix to incorporate their human microbiome modulators into a wide range of food products and drinks.

OptiBiotix is also developing its own range of consumer supplements and health products. The Company's current areas of focus include obesity, cardiovascular health, and diabetes.