POWER OF ATTORNEY

      Know all by these presents that Neil Campbell does hereby make, constitute and appoint
each of Kristy Meringolo and Andrew Burchill, or any one of them, as a true and lawful
attorney-in-fact of the undersigned with full powers of substitution and revocation, for and in the
name, place and stead of the undersigned (in the undersigned's individual capacity), to execute
and deliver such forms that the undersigned may be required to file with the U.S. Securities and
Exchange Commission as a result of the undersigned's ownership of or transactions in securities
of The Hain Celestial Group, Inc. (i) pursuant to Section 16(a) of the Securities Exchange Act of
1934, as amended, including without limitation, statements on Form 3, Form 4 and Form 5
(including any amendments thereto) and (ii) in connection with any applications or forms
relating to obtaining, updating or accessing EDGAR access codes, including without limitation
the Form ID.  The Power of Attorney shall remain in full force and effect until the undersigned is
no longer required to file Forms 3, 4, and 5 with regard to his ownership of or transactions in
securities of The Hain Celestial Group, Inc., unless earlier revoked in writing. The undersigned
acknowledges that Kristy Meringolo and Andrew Burchill are not assuming any of the
undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.



/s/ Neil Campbell
Neil Campbell


Date: August 22, 2023