Fade acne scars and fine lines, boost collagen and elastin. Byrdie ... is intimidating, but at-home derma rollers don’t penetrate the skin as deeply as those used by professionals in an office ...

Derma roller was initially introduced for skin rejuvenation, but now it can help to deal with acne, acne scars, burn scars, and stretch marks, according to a 2016 research published in the Indian ...