Exhibit 99.1

TSX TRUST COMPANY
VIA ELECTRONIC TRANSMISSION
May 28, 2026
TO ALL APPLICABLE EXCHANGES AND COMMISSIONS:
| RE: | EUPRAXIA PHARMACEUTICALS INC. |
We are pleased to confirm that copies of the following proxy-related materials were mailed on May 27, 2026 to the Registered Securityholders and to the ESP Holders:
| 1 | Proxy with Request for Financial Statements - Registered Securityholders |
| 2 | Voting Instruction Form - ESP Holders |
| 3 | Notice of Meeting Combined with Information Circular (Including Virtual Meeting Guide) |
| 4 | Proxy Return Envelope |
Yours truly,
TSX Trust Company
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