Document and Entity Information	9 Months Ended
	Sep. 30, 2015 shares
Document and Entity Information
Entity Registrant Name	CAPSTONE COMPANIES, INC.
Entity Trading Symbol	capc
Document Type	10-Q
Document Period End Date	Sep. 30, 2015
Amendment Flag	false
Entity Central Index Key	0000814926
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding	721,989,957
Entity Filer Category	Smaller Reporting Company
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q3