v3.25.4
Note 4 - Inventory (Tables)
6 Months Ended
Nov. 30, 2025
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

November 30,

   

May 31,

 
   

2025

   

2025

 

Raw materials

  $ 1,928,552     $ 2,137,159  

Finished goods

    884,966       1,346,879  

Total inventory

  $ 2,813,518     $ 3,484,038