Signed Joint Development Agreement

MicroSalt (AIM: SALT), a leading manufacturer of full-flavour natural salt with approximately 50% less sodium, is pleased to announce that it has entered into a formal Joint Development Agreement ("JDA") with Customer 3, one of the world's largest food, soft drink and snack manufacturers (the "Partner").

This agreement follows the Company's announcement on 14 November 2025 regarding the signing of a non-binding term sheet between the parties.

The JDA provides a framework for a four-year collaboration between MicroSalt and the Partner focused on the joint development of new food solutions that significantly reduce sodium content, while maintaining a salty and savoury taste experiences for consumers. The agreement reflects the continued expansion in both the depth and breadth of the relationship between the two parties and will continue to build on existing commercial engagements.

Unless otherwise expressly agreed within the scope of individual projects, no compensation will be exchanged between the parties, and each party will bear its own costs incurred in connection with the collaboration.

The signing of the JDA represents an important milestone for MicroSalt, providing increased visibility over future development activity and reinforcing the Company's position as a strategic partner to global food manufacturers seeking practical, scalable sodium-reduction solutions.

Rick Guiney, Chief Executive Officer of MicroSalt, commented:

"This further agreement with Customer 3 is a validation of MicroSalt's unique offering to the global food and beverage industry. Collaborating with one of the world's largest food, soft drink and snack manufacturers underlines the strength and versatility of our technology that addresses one of the food industry's most pressing challenges. We look forward to working evermore closely with Customer 3 to deliver healthier food products to consumers worldwide in the coming years."