Chanson International Holding

Proxy Statement is available at www.proxyvote.com. CONTINUED AND TO BE SIGNED ON REVERSE SIDE CHANSON INTERNATIONAL HOLDING EXTRAORDINARY GENERAL MEETING OF SHAREHOLDERS to be held on November 10, 2025, at 10:00 a.m., Eastern Time THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS The undersigned shareholder of Chanson International Holding, a Cayman Islands company (the “Company”), hereby acknowledges receipt of the Notice of Extraordinary General Meeting of Shareholders (the “Meeting”) and the Proxy Statement, each dated October 23 , 2025 , and hereby appoints of or, if no person is otherwise specified, the chairman of the Meeting, as proxy, with full power of substitution, on behalf and in the name of the undersigned, to represent the undersigned at the Meeting of the Company to be held on November 10 , 2025 , at 10 : 00 a . m . , Eastern Time, at B 9 Xinjiang Chuangbo Zhigu Industrial Park, No . 100 Guangyuan Road, Shuimogou District, Urumqi, Xinjiang, China 830017 , with the ability given to the shareholders to join virtually at www . virtualshareholdermeeting . com/CHSN 2025 , and to vote all shares which the undersigned would be entitled to vote if then and there personally present, on the matters set forth herein as specified by the undersigned on the reverse . This proxy, when properly executed, will be voted in the manner directed herein . If no such direction is made, this proxy will be voted in accordance with the Board of Directors’ recommendations .