Exhibit 23.3
Consent of Independent Auditors
We consent to the reference to our firm under the caption “Experts” in the Registration Statement (Form S-1) and related Prospectus of Ventyx Biosciences, Inc. for the registration of 5,350,000 shares of common stock and to the incorporation by reference therein of our report dated August 20, 2021 (except for the last paragraph of Note 11, as to which the date is October 14, 2021), with respect to the consolidated financial statements of Zomagen Biosciences Ltd. included in the Registration Statement (Form S-1 No. 333-259891) of Ventyx Biosciences, Inc. filed with the Securities and Exchange Commission.
/s/ Ernst & Young LLP
San Diego, California
September 26, 2022
