| FLOWERS FOODS, INC. 1919 Flowers Circle Thomasville, Georgia 31757 THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS FOR THE ANNUAL MEETING OF SHAREHOLDERS TO BE HELD ON MAY 25, 2023 The undersigned hereby appoints A. Ryals McMullian, R. Steve Kinsey and Stephanie B. Tillman as proxies, with power to act without the other, and with full power of substitution, and hereby authorizes them to represent and vote, as designated on the reverse side, all the shares of common stock of Flowers Foods, Inc. held of record on March 21, 2023, by the undersigned at the Annual Meeting of Shareholders to be held virtually via the Internet at www.virtualshareholdermeeting.com/FLO2023 on May 25, 2023 at 11:00 a.m., Eastern Time, and at any adjournment or postponement thereof. The above-named proxies of the undersigned are authorized to vote, in their discretion, upon such other matters as may properly come before the Annual Meeting or any adjournment or postponement thereof. If you are a participant in the Flowers Foods, Inc. 401(k) Retirement Savings Plan, you have the right to direct Great-West Trust Company, LLC, the Trustee of the 401(k) plan, how to vote the Flowers Foods, Inc. common shares allocated to the account. This proxy card also acts as a voting instruction form to provide voting directions to the Trustee. The proxies will vote on the proposals set forth in the Notice of Annual Meeting and Proxy Statement as specified on the reverse side and are authorized to vote, in their discretion, on any other matters that may properly come before the Annual Meeting or any adjournment or postponement thereof. WHEN PROPERLY EXECUTED, THIS PROXY WILL BE VOTED IN ACCORDANCE WITH THE INSTRUCTIONS INDICATED ON THE REVERSE SIDE. IF NO INDICATION IS MADE, ANY EXECUTED PROXY WILL BE VOTED “FOR” THE ELECTION OF ALL OF THE DIRECTOR-NOMINEES LISTED ON THE REVERSE SIDE,”FOR” PROPOSALS 2, 4 AND 5, “1 YEAR” FOR PROPOSAL 3, AND IN THE DISCRETION OF THE PROXIES AS TO ANY OTHER MATTERS THAT MAY PROPERLY COME BEFORE THE ANNUAL MEETING OR ANY ADJOURNMENT OR POSTPONEMENT THEREOF. PLEASE VOTE, DATE AND SIGN ON THE REVERSE SIDE AND RETURN THE PROXY |