Cover - USD ($)	12 Months Ended
	Jul. 31, 2022	Oct. 25, 2022	Jan. 31, 2022
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Jul. 31, 2022
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2022
Current Fiscal Year End Date	--07-31
Entity File Number	000-56356
Entity Registrant Name	POINT OF CARE NANO-TECHNOLOGY INC.
Entity Central Index Key	0001504239
Entity Tax Identification Number	27-2830681
Entity Incorporation, State or Country Code	NV
Entity Address, Address Line One	109 Ambersweet Way
Entity Address, City or Town	Davenport
Entity Address, State or Province	FL
Entity Address, Postal Zip Code	33897
City Area Code	(732)
Local Phone Number	723-7395
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 2,820,000
Entity Common Stock, Shares Outstanding		940,621
Auditor Name	K. R.
Auditor Location	Vancouver, Canada
Auditor Firm ID	1212