Dermaroller: How deep do I have to go?
https://healthell.blogspot.com/2020/12/dermaroller-how-deep-do-i-have-to-go.html
Just picked up two dermarollers. One that is 0.5mm, and one that is 1.5mm. 0.5mm seems fine, peach-fuzz length, I’m fine with it. 1.5mm seems like it is going to puncture through to my cortex Logic would dictate a depth of about 1mm as adequate as the scalp epidermis is only 0.5mm thick and the needles will get just below it to where the stem cells can get activated. Use minoxidil with it as it...
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