Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.20.2
Document and Entity Information - shares
3 Months Ended
Jun. 30, 2020
Aug. 13, 2020
Cover [Abstract]    
Entity Registrant Name VistaGen Therapeutics, Inc.  
Entity Central Index Key 0001411685  
Document Type 10-Q  
Document Period End Date Jun. 30, 2020  
Amendment Flag false  
Current Fiscal Year End Date --03-31  
Is Entity's Reporting Status Current? Yes  
Entity Filer Category Non-accelerated Filer  
Entity Emerging Growth Company false  
Entity Small Business true  
Entity Shell Company false  
Entity Interactive Data Current Yes  
Entity Incorporation, State or Country Code NV  
Entity File Number 001-37761  
Entity Common Stock, Shares Outstanding   73,998,057
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2021