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Inventory
3 Months Ended
Aug. 31, 2018
Inventory Disclosure [Abstract]  
Inventory

Note 3. Inventory

 

Inventory consists of the following:

 

    August 31, 2018     May 31, 2018  
Raw materials   $ 1,752,892     $ 864,339  
Finished goods     1,316,660       2,224,928  
Total inventory   $ 3,069,552     $ 3,089,267