v3.26.1
Cover - USD ($)
 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Jun. 17, 2026
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Mar. 31, 2026    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2026    
Current Fiscal Year End Date --03-31    
Entity File Number 000-55000    
Entity Registrant Name EARTH SCIENCE TECH, INC.    
Entity Central Index Key 0001538495    
Entity Tax Identification Number 45-4267181    
Entity Incorporation, State or Country Code FL    
Entity Address, Address Line One 8950 SW 74th CT    
Entity Address, Address Line Two Suite 1401    
Entity Address, City or Town Miami    
Entity Address, State or Province FL    
Entity Address, Country US    
Entity Address, Postal Zip Code 33156    
City Area Code (305)    
Local Phone Number 724-5684    
Trading Symbol ETST    
Title of 12(g) Security Common Stock $0.001 par value    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers Yes    
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 $ 13,576,582    
Entity Bankruptcy Proceedings, Reporting Current false    
Entity Common Stock, Shares Outstanding     288,174,215
Document Financial Statement Error Correction [Flag] false    
Entity Listing, Par Value Per Share $ 0.001    
Auditor Firm ID 178 3523  
Auditor Name Semple, Marchal & Cooper, LLP Stephano Slack LLC  
Auditor Location Phoenix, AZ Wayne, Pennsylvania  
Auditor Opinion [Text Block] We have audited the accompanying consolidated balance sheet of Earth Science Tech, Inc. and subsidiaries (the “Company”) as of March 31, 2026, the related consolidated statement of operations, stockholders’ equity, and cash flows for the year ended March 31, 2026, and the related notes (collectively referred to as the “consolidated financial statements”). In our opinion, the consolidated financial statements present fairly, in all material respects, the financial position of the Company as of March 31, 2026, and the results of its consolidated operations and its cash flows for the year ended March 31, 2026, in conformity with accounting principles generally accepted in the United States of America.