Document And Entity Information - shares	6 Months Ended
	Jun. 30, 2023	Oct. 20, 2023
Document Information Line Items
Entity Registrant Name	Blue Water Biotech, Inc.
Trading Symbol	BWV
Document Type	10-Q
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		17,988,058
Amendment Flag	false
Entity Central Index Key	0001782107
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Document Period End Date	Jun. 30, 2023
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	Q2
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Shell Company	false
Entity Ex Transition Period	false
Document Quarterly Report	true
Document Transition Report	false
Entity File Number	001-41294
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	83-2262816
Entity Address, Address Line One	201 E. Fifth Street
Entity Address, Address Line Two	Suite 1900
Entity Address, City or Town	Cincinnati
Entity Address, State or Province	OH
Entity Address, Postal Zip Code	45202
City Area Code	(513)
Local Phone Number	620-4101
Title of 12(b) Security	Common stock, $0.00001 par value
Security Exchange Name	NASDAQ
Entity Interactive Data Current	Yes