INCOME TAXES (Details Narrative) - USD ($)	12 Months Ended
	May 31, 2024	May 31, 2023
Effective Income Tax Rate Reconciliation [Line Items]
Federal income tax rate	21.00%	21.00%
Deferred tax assets, valuation allowance	$ 10,369,000	$ 8,940,000
Increase in valuation allowance	1,429,000	$ 1,973,000
Domestic Tax Jurisdiction [Member]
Effective Income Tax Rate Reconciliation [Line Items]
Operating loss carryforwards	24,384,000
Domestic Tax Jurisdiction [Member] | Research Tax Credit Carryforward [Member]
Effective Income Tax Rate Reconciliation [Line Items]
Tax credit carryforward	888,000
State and Local Jurisdiction [Member]
Effective Income Tax Rate Reconciliation [Line Items]
Operating loss carryforwards	22,014,000
State and Local Jurisdiction [Member] | Research Tax Credit Carryforward [Member]
Effective Income Tax Rate Reconciliation [Line Items]
Tax credit carryforward	$ 623,000