Exhibit 24

                                POWER OF ATTORNEY

Know all by these presents that the undersigned, does hereby make, constitute
and appoint Craig L. Rosenthal, 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 BellRing
Brands, 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 for 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
or her ownership of or transactions in securities of BellRing Brands, Inc.
unless earlier revoked in writing. The undersigned acknowledges that Craig L.
Rosenthal is not assuming any of the undersigned's responsibilities to comply
with Section 16 of the Securities Exchange Act of 1934, as amended.

                                   By: /s/ Paul A. Rode
                                       ----------------
                                   Name: Paul A. Rode

Date: March 10, 2022