Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
3 Months Ended
Jun. 30, 2019
Aug. 13, 2019
Document And Entity Information    
Entity Registrant Name VistaGen Therapeutics, Inc.  
Entity Central Index Key 0001411685  
Document Type 10-Q  
Document Period End Date Jun. 30, 2019  
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 Common Stock, Shares Outstanding   42,622,965
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2020  
Entity Interactive Data Current Yes  
Entity Incorporation State Country Code NV  
Entity File Number 001-37761  
Trading Symbol VTGN  
Title of 12b security Common Stock, par value $0.001 per share  
Security Exchange Name NASDAQ