v3.25.2
Document and Entity Information - shares
 6 Months Ended
Jun. 30, 2025
Aug. 12, 2025
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2025  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 001-41052  
Entity Registrant Name Tivic Health Systems, Inc.  
Entity Central Index Key 0001787740  
Current Fiscal Year End Date --12-31  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 81-4016391  
Entity Address, State or Province CA  
Entity Address, Address Line One 47685 Lakeview Blvd  
Entity Address, City or Town Fremont  
Entity Address, Postal Zip Code 94538  
City Area Code 888  
Local Phone Number 276-6888  
Title of 12(b) Security Common Stock, par value $0.0001 per share  
Trading Symbol TIVC  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   1,083,029