SCHEDULE OF DISAGGREGATION REVENUE (Details) - USD ($)	3 Months Ended		6 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2023	Nov. 30, 2022
Product Information [Line Items]
Revenues	$ 1,567,000	$ 1,482,000	$ 3,281,000	$ 3,119,000
Clinical Lab [Member]
Product Information [Line Items]
Revenues	992,000	902,000	2,283,000	2,048,000
Over-the-counter [Member]
Product Information [Line Items]
Revenues	443,000	466,000	745,000	679,000
Contract Manufacturing [Member]
Product Information [Line Items]
Revenues	131,000	52,000	248,000	147,000
Physician's Office [Member]
Product Information [Line Items]
Revenues	$ 1,000	$ 62,000	$ 5,000	$ 245,000