Dow Inc. and Subsidiaries
The Dow Chemical Company and Subsidiaries EXHIBIT 32.1

Certification Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

I, Jim Fitterling, Chairman and Chief Executive Officer of Dow Inc. and The Dow Chemical Company (the “Companies”), certify that:

1.the Annual Report on Form 10-K of the Companies for the year ended December 31, 2021 as filed with the Securities and Exchange Commission (the “Report”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2.the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Companies.

/s/ JIM FITTERLING

Jim Fitterling

Chairman and Chief Executive Officer

February 4, 2022

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