.5 and once a week at the start, then after a few months you can use up to 2 times a week. If using minoxidil, for first few months do not use minoxidil right after rolling, wait at least 12 hours, and probably 24 .
I think as balding guys, we notice EVERYONE with good hair. Makes it feel like everyone has good hair, when in reality most are thinning or losing to varying degrees.
I've been using Minoxidil for about 2 months and 1 week, and dermarolling once a week for the last 4 weeks. It should not cause you to shed. You'll want to use a .5 length roller, and you shouldn't apply minoxidil until 12-24 hours after rolling. (I'll explain why I said 12-24 hours) For the...
Your hairloss wasn't too terrible, so at 4 months I would expect a better result. Who was the doctor? Not the office name, the actual Doctor that did the work? You look pretty similar to before, TBH.