Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities
Net loss	$ (16,116,200)	$ (2,959,993)
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation	0	9,192
Amortization	212,406	212,406
Amortization of debt discount	75,755	0
Lease expense	10,749	2,141
Stock-based compensation – employees	15,001,322	393,300
Stock-based compensation – non-employees	897,000	162,000
Shares issued for interest	103,350	64,800
Change in fair value of patent acquisition liability	(1,078,000)	0
Foreign exchange loss (gain)	55,924	(63,947)
Changes in operating assets and liabilities which provided (used) cash
Prepaid expenses and other assets	8,075	0
Other receivable	89,370	75,107
Accounts payable	59,459	55,075
Accounts payable – related parties	0	8,347
Accrued interest – related and non-related parties	325,327	1,733,855
Accrued expenses	78,000	62,400
Net cash used in operating activities	(277,463)	(245,317)
Cash flows used in investing activities
Advances to CEN Biotech Ukraine LLC	(120,000)	0
Cash flows provided by financing activities
Repayment of loans payable - related parties	(50,000)	0
Issuance of convertible notes	408,395	250,000
Issuance of convertible notes – related parties	48,000	0
Net cash provided by financing activities	406,395	250,000
Net increase in cash and cash equivalents	8,932	4,683
Cash and cash equivalents, beginning of period	1,908	3,757
Cash and cash equivalents, end of period	10,840	8,440
Supplemental cash flows disclosures
Cash paid for interest	25,821	8,000
Non-cash transactions - investing and financing activities
Issuance of common stock - settlement of interest	78,893	0
Issuance of common stock - settlement of accrued liability	13,390	58,500
Convertible Debt [Member]
Non-cash transactions - investing and financing activities
Debt Instrument, Convertible, Beneficial Conversion Feature	111,306	0
Conversion of Convertible Notes into Common Stock [Member]
Non-cash transactions - investing and financing activities
Issuance of common stock – upon conversion of convertible notes	4,855,861	0
Conversion of Related Party Convertible Notes into Common stock [Member]
Non-cash transactions - investing and financing activities
Issuance of common stock – upon conversion of convertible notes	$ 68,000	$ 0