v3.26.3
Nature of Business and Organization (Tables)
 12 Months Ended
Jun. 30, 2026
Nature of Business and Organization [Abstract]  
Schedule of Consolidated Financial Statements Reflect the Activities of the Company The accompanying consolidated financial statements reflect the activities of the Company and each of the following entities:
Name of Entity   Principal Activities   Place and Date of
Incorporation		   Ownership
             
Regencell Bioscience Limited   Research and Development Day-to-day operations   Hong Kong, incorporated on May 12, 2015   100% owned by Regencell Bioscience Holdings Limited
Regencell Limited   Production and testing laboratory
Research and Development		   Hong Kong, incorporated on November 20, 2014   100% owned by Regencell Bioscience Holdings Limited
Regencell Bioscience Asia Limited   Research and Development   Hong Kong, incorporated on September 17, 2021 (Ceased business on December 31, 2023 and deregistered on November 1, 2024)   60% owned by Regencell Bioscience Limited
Regencell Bioscience North America Limited   Research and Development   BVI, incorporated on April 25, 2022   100% owned by Regencell Bioscience Holdings Limited