Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Cover

v3.23.1
Cover - shares
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Entity Addresses [Line Items]    
Document Type 20-F  
Amendment Flag false  
Document Registration Statement false  
Document Annual Report true  
Document Transition Report false  
Document Shell Company Report false  
Document Period End Date Dec. 31, 2022  
Document Fiscal Period Focus FY  
Document Fiscal Year Focus 2022  
Current Fiscal Year End Date --12-31  
Entity File Number 001-41231  
Entity Registrant Name TC BIOPHARM (HOLDINGS) PLC  
Entity Central Index Key 0001872812  
Entity Address, Address Line One Maxim 1, 2 Parklands Way  
Entity Address, Address Line Two Holytown  
Entity Address, City or Town Motherwell  
Entity Address, Country GB  
Entity Address, Postal Zip Code ML1 4WR  
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 Emerging Growth Company true  
Elected Not To Use the Extended Transition Period false  
Document Accounting Standard International Financial Reporting Standards  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding 949,958  
Contact Personnel Email Address b.kobel@tcbiopharm.com  
Auditor Name Marcum LLP Ernst & Young LLP
Auditor Firm ID 688 1438
Auditor Location New York, NY Edinburgh, United Kingdom
American Depositary Shares, each representing one Ordinary Share, nominal value £0.0001 per share    
Entity Addresses [Line Items]    
Title of 12(b) Security American Depositary Shares, each representing one Ordinary Share, nominal value £0.0001 per share  
Trading Symbol TCBP  
Security Exchange Name NASDAQ  
Warrants, each warrant representing the right to purchase one American Depositary Share    
Entity Addresses [Line Items]    
Title of 12(b) Security Warrants, each warrant representing the right to purchase one American Depositary Share  
Trading Symbol TCBPW  
Security Exchange Name NASDAQ  
Business Contact [Member]    
Entity Addresses [Line Items]    
Entity Address, Address Line One Maxim 1, 2 Parklands Way  
Entity Address, Address Line Two Holytown  
Entity Address, City or Town Motherwell  
Entity Address, Country GB  
Entity Address, Postal Zip Code ML1 4WR  
Country Region +44 (0)  
City Area Code 141  
Local Phone Number 433 7557  
Contact Personnel Name Bryan Kobel