v3.26.1
Document And Entity Information
12 Months Ended
Mar. 31, 2026
shares
Document Information Line Items  
Entity Central Index Key 0001985062
Document Type 20-F
Document Registration Statement false
Document Annual Report true
Current Fiscal Year End Date --03-31
Document Period End Date Mar. 31, 2026
Document Fiscal Year Focus 2026
Document Transition Report false
Document Shell Company Report false
Entity File Number 001-41937
Entity Registrant Name Psyence Biomedical Ltd.
Entity Incorporation, State or Country Code A6
Entity Address, Country CA
Entity Address, Address Line One 121 Richmond Street West
Entity Address, Address Line Two Penthouse Suite 1300
Entity Address, City or Town Toronto
Entity Address, State or Province ON
Entity Address, Postal Zip Code M5H 2K1
Entity Common Stock, Shares Outstanding 2,293,277
Entity Well-known Seasoned Issuer No
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Non-accelerated Filer
Entity Emerging Growth Company true
Entity Ex Transition Period false
ICFR Auditor Attestation Flag false
Document Financial Statement Error Correction [Flag] false
Document Accounting Standard International Financial Reporting Standards
Entity Shell Company false
Auditor Firm ID 1930
Auditor Opinion [Text Block]

Opinion on the Consolidated Financial Statements

We have audited the accompanying consolidated statements of financial position of Psyence Biomedical Ltd. (the “Company”) as at March 31, 2026 and 2025, and the related consolidated statements of net income/(loss) and comprehensive income/(loss), changes in shareholders’ equity/(deficit), and cash flows for the years in the three-year period ended March 31, 2026, and the related notes (collectively referred to as the “consolidated financial statements”).

In our opinion, the consolidated financial statements present fairly, in all material respects, the consolidated financial position of the Company as at March 31, 2026 and 2025, and the results of its consolidated operations and its consolidated cash flows for each of the years in the three-year period ended March 31, 2026, in conformity with IFRS® Accounting Standards as issued by the International Accounting Standards Board.

Auditor Location Toronto, Canada
Auditor Name MNP LLP
Amendment Flag false
Document Fiscal Period Focus FY
Common shares, without par value  
Document Information Line Items  
Title of 12(b) Security Common shares, without par value
Trading Symbol PBM
Security Exchange Name NASDAQ
Warrants, each exercisable to purchase one Common Share at an exercise price of $42,963.28 per share  
Document Information Line Items  
Title of 12(b) Security Warrants, each exercisable to purchase one Common Share at an exercise price of $42,963.28 per share
Trading Symbol PBMWW
Security Exchange Name NASDAQ
Business Contact  
Document Information Line Items  
Entity Address, Address Line One 121 Richmond Street West
Entity Address, Address Line Two Penthouse Suite 1300
Entity Address, City or Town Toronto
Entity Address, State or Province ON
Entity Address, Postal Zip Code M5H 2K1
Contact Personnel Name Jody Aufrichtig
City Area Code +1 (416)
Local Phone Number 477-1708