CHANGE IN CONTROL AND REVERSE ACQUISITION TRANSACTIONS (Details) - USD ($)	Apr. 13, 2020	Jul. 31, 2021	Jul. 31, 2020	Feb. 10, 2020
Adjustment to stockholders’ deficiency:
Series B preferred stock (1,347 shares issued)		$ 202	$ 202
Common stock (7,810,996 shares issued)		13,607	9,669
Additional paid-in capital		4,880,354	1,456,644
Shares issued in reverse acquisition transaction		1,493,599	(150,341)
Series B Preferred Stock [Member]
Adjustment to stockholders’ deficiency:
Series B preferred stock (1,347 shares issued)		$ 72	$ 72
Bio-Matrix Scientific Group, Inc
Current assets acquired:
Cash	$ 572
Marketable securities	8,797
Total current assets	9,369
Adjustment to stockholders’ deficiency:
Series B preferred stock (1,347 shares issued)	202
Common stock (7,810,996 shares issued)	781
Additional paid-in capital	8,314
Shares issued in reverse acquisition transaction	$ 9,369
Bio-Matrix Scientific Group, Inc | Preferred Stock [Member]
Adjustment to stockholders’ deficiency:
[custom:StockIssuedDuringPeriodSharesReverseAcquisitions]	1,434
Bio-Matrix Scientific Group, Inc | Series B Preferred Stock [Member]
Adjustment to stockholders’ deficiency:
Series B preferred stock (1,347 shares issued)	$ 72
[custom:StockIssuedDuringPeriodSharesReverseAcquisitions]	1,347
Bio-Matrix Scientific Group, Inc | Common Stock [Member]
Adjustment to stockholders’ deficiency:
[custom:StockIssuedDuringPeriodSharesReverseAcquisitions]	7,810,996