VEXT SCIENCE

Vext Science, Inc.
4152 N. 39th Avenue
Phoenix, Arizona 85019
USA
Telephone: (844) 211-3725

NOTICE OF ANNUAL GENERAL MEETING

NOTICE IS HEREBY GIVEN THAT the annual general meeting (the “Meeting”) of the shareholders of Vext Science, Inc. (the “Company”) will be held at the offices of McMillan LLP, located at Suite 1500 - 1055 West Georgia Street, Vancouver, British Columbia, Canada, on Thursday, December 11, 2025 at 10:00 a.m. (PST) for the following purposes:

1. to receive and consider the audited consolidated financial statements of the Company for the financial year ended December 31, 2024, together with the auditor’s report thereon (the “Annual Financial Statements”) and the related management discussion and analysis (the “MD&A”);
2. to set the number of directors for the ensuing year;
3. to elect directors of the Company for the ensuing year; and
4. to appoint MNP LLP, Chartered Professional Accountants, as the auditor of the Company for the ensuing year and to authorize the directors of the Company to fix their remuneration.

The Meeting will also consider any permitted amendment to or variation of any matter identified in this Notice, and transact such other business as may properly come before the Meeting or any adjournment thereof. An Information Circular accompanies this Notice and contains details of the matters to be considered at the Meeting.

A copy of the Annual Financial Statements and MD&A will be made available at the Meeting, and copies are also available on the Company’s SEDAR+ profile at www.sedarplus.ca.

Registered shareholders who are unable to attend the Meeting in person and wish to ensure that their shares will be voted at the Meeting, must complete, date and sign the enclosed form of proxy, or another suitable form of proxy, and deliver it in accordance with the instructions set out in the form of proxy.

If your shares are held in a brokerage account, you are not a registered shareholder. Unregistered shareholders who plan to attend the Meeting must follow the instructions set out in the form of proxy or voting instruction form to ensure that their shares will be voted at the Meeting.

DATED at Vancouver, British Columbia, this 7th day of November, 2025.

BY ORDER OF THE BOARD

“Eric Offenberger”

Eric Offenberger
President and Chief Executive Officer