Document and Entity Information - shares	9 Months Ended
	Sep. 30, 2015	Nov. 20, 2015
Document and Entity Information:
Entity Registrant Name	MyDx, Inc.
Entity Central Index Key	0001582341
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Type	10-Q
Document Period End Date	Sep. 30, 2015
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q3
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		21,845,932