![](https://capedge.com/proxy/S-1A/0001640334-21-000033/lxrp_ex51img2.jpg)
| ![](https://capedge.com/proxy/S-1A/0001640334-21-000033/lxrp_ex51img1.jpg)
January 6, 2021 Lexaria Bioscience Corp. 100-740 McCurdy Road Kelowna, British Columbia Canada V1X 2P7 Ladies and Gentlemen: We have acted as counsel to Lexaria Bioscience Corp., a Nevada corporation (the “Company”), in connection with the filing by the Company of a Registration Statement (No. 333-250326) on Form S-1, as amended (the “Registration Statement”), with the U.S. Securities and Exchange Commission (the “Commission”), including a related prospectus filed with the Registration Statement (the “Prospectus”), covering a public offering of (i) up to $9,200,000 of shares (the “Shares”) of common stock, $0.001 par value, of the Company (the “Common Stock”) or pre-funded warrants in lieu of shares of Common Stock (the “Pre-Funded Warrants”), (ii) warrants to purchase up to $13,800,000 of shares of Common Stock (the “Common Stock Warrants”), and (iii) Representative’s Warrants to purchase up to an aggregate of $920,000 of shares of Common Stock (the “Representative’s Warrants”). All shares of Common Stock that are issuable upon exercise of the Pre-Funded Warrants, Common Stock Warrants and Representative’s Warrants are referred to herein as “Warrant Shares”. This opinion relates to the (i) Shares (including Pre-Funded Warrants in lieu thereof) relating to up to 1,226,665 shares of Common Stock, (ii) Common Stock Warrants, (iii) Representative’s Warrants, and (iv) Warrant Shares. The Shares, Pre-Funded Warrants, Common Stock Warrants, and Representative’s Warrants are to be sold by the Company as described in the Registration Statement and the Prospectus. In connection with this opinion, we have examined and relied upon the Registration Statement, the Underwriting Agreement, the form of Pre-Funded Warrant, the form of Representative’s Warrant and the form of Common Stock Warrant. We have also examined originals or copies, certified or otherwise identified to our satisfaction, of the Company’s Articles of Incorporation, as amended, and Amended and Restated Bylaws, and such corporate records of the Company and other certificates and documents of officials of the Company, public officials and others as we have deemed appropriate for purposes of this letter. We have assumed the genuineness of all signatures, the authenticity of all documents submitted to us as originals, and the conformity to authentic original documents of all copies submitted to us as conformed and certified or reproduced copies. In rendering this opinion, we have assumed that: (i) the Company will issue and deliver the Shares, Pre-Funded Warrants, Common Stock Warrants and Representative’s Warrants in the manner contemplated by the Registration Statement, and (ii) the Shares, Pre-Funded Warrants, Common Stock Warrants and Representative’s Warrants will be issued in compliance with applicable federal and state securities laws. Based upon the foregoing and subject to the assumptions, exceptions, qualifications and limitations set forth hereinafter, we are of the opinion that (i) the Shares have been duly authorized for issuance and, when issued and paid for in accordance with the terms and conditions described in the Registration Statement and Prospectus, will be validly issued, fully paid and nonassessable, (ii) provided that the Pre-Funded Warrants have been duly executed and delivered by the Company and duly delivered to the purchaser thereof against payment therefor, the Pre-Funded Warrants, when issued and sold as contemplated in the Registration Statement and the Prospectus, will be valid and legally binding obligations of the Company, enforceable against the Company in accordance with their terms, (iii) provided that the Common Stock Warrants have been duly executed and delivered by the Company and duly delivered to the purchaser thereof against payment therefor, the Common Stock Warrants, when issued and sold as contemplated in the Registration Statement and the Prospectus, will be valid and legally binding obligations of the Company, enforceable against the Company in accordance with their terms, (iv) provided that the Representative’s Warrants have been duly executed and delivered by the Company and duly delivered to the purchaser thereof against payment therefor, the Representative’s Warrants, when issued and sold as contemplated in the Registration Statement and the Prospectus, will be valid and legally binding obligations of the Company, enforceable against the Company in accordance with their terms, and (v) the Warrant Shares have been duly authorized and when issued and paid for in accordance with the provisions of the form of Pre-Funded Warrant, the form of Representative’s Warrant and the form of Common Stock Warrant, as applicable, will be validly issued and be fully paid and nonassessable. 1185 Avenue of the Americas | 37th Floor | New York, NY | 10036 T (212) 930 9700 | F (212) 930 9725 | WWW.SRF.LAW |