Consent of Independent Registered Public Accounting Firm
     
    We consent to the incorporation by reference in the Registration Statement (Form S-8) pertaining to the 2024 Equity Incentive Plan of Acasti Pharma Inc. of our report
      dated June 23, 2023, except for the effects of the reverse stock split described in Note 1, as to which the date is June 21, 2024, with respect to the consolidated financial statements of Acasti Pharma Inc. as of and for the year ended March 31,
      2023, included in its Annual Report (Form 10-K) for the year ended March 31, 2024, filed with the Securities and Exchange Commission.
    
    
    /s/ Ernst & Young LLP
     
    Montreal, Canada
    October 8, 2024