Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
OPERATING ACTIVITIES:
Net loss	$ (498,089)	$ (632,417)
Loss from discontinued operations	0	(73,758)
Net loss from continuing operations	(498,089)	(558,659)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	20,086	17,354
Stock-based compensation	6,500	19,500
Amortization of debt discount and beneficial conversion feature	15,976	37,849
Changes in operating assets and liabilities:
Prepaid expenses and other current assets	37,520	(39,830)
Accounts payable	66,334	(10,304)
Accrued expenses	39,145	(126,943)
Accrued interest	20,485	27,404
Net cash used in operating activities of continuing operations	(292,043)	(633,629)
Net cash used in operating activities of discontinued operations	0	(2,954)
Net cash used in operating activities	(292,043)	(636,583)
INVESTING ACTIVITIES:
Proceeds from sale of Nevada subsidiaries	0	200,000
Acquisition of intangible assets	0	(50,000)
Net cash provided by investing activities of continuing operations	0	150,000
Net cash provided by investing activities of discontinued operations	0	7,435
Net cash provided by investing activities	0	157,435
FINANCING ACTIVITIES:
Gross proceeds from warrant exercises	0	62,660
Gross proceeds from issuing common stock	125,000	0
Principal payment on notes and convertible notes payable	(12,890)	0
Net cash provided by financing activities of continuing operations	112,110	62,660
Net cash used in financing activities of discontinued operations	0	(33,478)
Net cash provided by financing activities	112,110	29,182
Net change in cash and cash equivalents	(179,933)	(449,966)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	233,893	1,145,633
CASH AND CASH EQUIVALENTS AT END OF PERIOD	53,960	695,667
Less: cash and cash equivalents classified as discontinued operations	0	(112,696)
CASH AND CASH EQUIVALENTS AT END OF PERIOD FROM CONTINUING OPERATIONS	53,960	582,971
Cash paid for interest	2,111	241,014
Cash paid for income tax	0	0
Non-cash investing and financing transactions:
Depreciation capitalized in inventory (discontinued operations)	0	134,511
Patent drafting and filing costs capitalized in intangible assets	28,234	55,385
Accrued brokerage fees for common stock issuances and warrant exercises	16,250	6,266
Induced dividend from warrant exercises	$ 0	$ 163,016