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I’m not sure if it’s my imagination, but the massive gains I’ve seen people make seem to be using the roller rather than the pen. Both give results, but the huge improvements like the one recently on Reddit use rollers. It was mentioned by a veteran in the hair loss fight that rollers were more effective since you have more control over the needle depth and penetration. Here’s the Reddit thread:
Has anyone tried both the pen and roller to see which one is more effective?
Has anyone tried both the pen and roller to see which one is more effective?