Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the reference to our firm under the caption “Experts” in this Registration Statement (FormS-3) and related Prospectus of Unity Biotechnology, Inc. for the registration of $250,000,000 of common stock, preferred stock, debt securities, warrants, and units and Prospectus Supplement of Unity Biotechnology, Inc. for the registration of $75,000,000 of common stock and to the incorporation by reference therein of our report dated March 6, 2019, with respect to the financial statements of Unity Biotechnology, Inc., included in its Annual Report (Form10-K) for the year ended December 31, 2018, filed with the Securities and Exchange Commission.
/s/ Ernst & Young LLP
Redwood City, California
June 3, 2019
