Note 3 - Inventory - Summary of Inventory (Details) - USD ($)	Nov. 30, 2023	May 31, 2023
Raw materials	$ 2,114,110	$ 2,299,911
Finished goods	3,145,892	2,184,195
Total inventory	$ 5,260,002	$ 4,484,106

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 after valuation and LIFO reserves of inventory expected to be sold, or consumed 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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