Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the reference to our firm under the caption “Experts” in the Registration Statement (Form S-3) and related Prospectus of The Hain Celestial Group, Inc. and Subsidiaries (the “Company”) and to the incorporation by reference therein of our reports dated August 26, 2021, with respect to the consolidated financial statements of the Company, and the effectiveness of internal control over financial reporting of the Company, included in its Annual Report (Form 10-K) for the year ended June 30, 2021, filed with the Securities and Exchange Commission.

/s/ Ernst & Young LLP

Jericho, New York

November 10, 2021