Schedule of Inventory (Details) - USD ($)	Feb. 28, 2022	May 31, 2021
Inventory Disclosure [Abstract]
Raw materials	$ 2,054,525	$ 2,520,654
Finished goods	2,233,490	921,320
Total inventory	$ 4,288,015	$ 3,441,974

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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