Reply To: Red or blue? for my acne Home › Forums › Red Light Therapy › Red or blue? for my acne › Reply To: Red or blue? for my acne October 29, 2019 at 11:08 am #433 smith beckyParticipant Lol, thought as much, you must have skipped that part. I replied to your previous comment and I see the advantages when using the two light therapy types. Grace, you are amazing!