v3.26.1
Cover - USD ($)
 12 Months Ended
Dec. 31, 2025
Apr. 30, 2026
Jun. 30, 2025
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Transition Report false    
Document Financial Statement Error Correction [Flag] false    
Entity Interactive Data Current Yes    
ICFR Auditor Attestation Flag false    
Amendment Flag false    
Document Period End Date Dec. 31, 2025    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Documents Incorporated by Reference [Text Block] None    
Entity Information [Line Items]      
Entity Registrant Name Apimeds Pharmaceuticals US, Inc.    
Entity Central Index Key 0001894525    
Entity File Number 001-42545    
Entity Tax Identification Number 85-1099700    
Entity Incorporation, State or Country Code DE    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Shell Company false    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Ex Transition Period false    
Entity Public Float     $ 7,811,096.48
Entity Contact Personnel [Line Items]      
Entity Address, Address Line One 100 Matawan Rd    
Entity Address, Address Line Two Suite 325    
Entity Address, City or Town Matawan    
Entity Address, State or Province NJ    
Entity Address, Postal Zip Code 07747    
Entity Phone Fax Numbers [Line Items]      
City Area Code 848    
Local Phone Number 201-5010    
Entity Listings [Line Items]      
Title of 12(b) Security Common Stock, par value $0.01    
Trading Symbol APUS    
Security Exchange Name NYSE    
Entity Common Stock, Shares Outstanding   12,575,983