Document and Entity Information	3 Months Ended
	Mar. 31, 2013	May 14, 2013
Document And Entity Information
Entity Registrant Name	Bio-Matrix Scientific Group, Inc.
Entity Central Index Key	0001079282
Document Type	10-Q
Document Period End Date	Mar. 31, 2013
Amendment Flag	true
Amendment Description	THIS AMENDMENT NO. 2 TO BIO-MATRIX SCIENTIFIC GROUP, INC’S (THE “COMPANY”) FORM 10-Q FOR THE PERIOD ENDED MARCH 31, 2013 (“FORM 10-Q”) IS BEING FILED SOLELY TO AMEND THE FOLLOWING PORTIONS OF AMENDMENT NO. 1 TO THE FORM 10-Q (“ORIGINAL FILING”). PART 1, ITEM 1 FINANCIAL STATEMENTS THE COMPANY HAS NOT MODIFIED OR UPDATED DISCLOSURES PRESENTED IN THE ORIGINAL FILING, EXCEPT AS INDICATED ABOVE. ACCORDINGLY, THIS AMENDMENT DOES NOT REFLECT EVENTS OCCURRING AFTER THE DATE OF THE ORIGINAL FILING AND DOES NOT MODIFY OR UPDATE THOSE DISCLOSURES AFFECTED BY SUBSEQUENT EVENTS, EXCEPT AS SPECIFICALLY REFERENCED HEREIN. INFORMATION NOT AFFECTED BY THE ABOVE AMENDMENTS IS UNCHANGED AND REFLECTS THE DISCLOSURES MADE AT THE TIME OF THE ORIGIN
Current Fiscal Year End Date	--09-30
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		1,752,253,254
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2013