Annual report pursuant to Section 13 and 15(d)

INVENTORY (Tables)

v3.20.2
INVENTORY (Tables)
12 Months Ended
May 31, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
Inventory, consisting of material, overhead, labor, and manufacturing overhead, is stated at the lower of cost (first-in, first-out) or market, and consists of the following:


   

May 31,

   

May 31,

 
   

2020

   

2019

 

Raw materials

  $ 134,697     $ 323,635  

Finished goods

    440,545       423,198  

Total

  $ 575,242     $ 746,833