Document and Entity Information	9 Months Ended
	Sep. 30, 2018
Document and Entity Information [Abstract]
Entity Registrant Name	Lightwave Logic, Inc.
Entity Central Index Key	0001325964
Document Type	S-1
Document Period End Date	Sep. 30, 2018
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Filer Category	Smaller Reporting Company