View Full Version : Derma Roller

08-30-2016, 01:25 PM
I purchased a 0.5 for the places there is no hair and a 1.0 for places where it's thinning. Does anybody know how long to do it? I have read 5 minutes and I have read 10-15 minutes. I have read to do this once a week. I don't know for how long.