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Is derma roller effective for hair regrowth on bald spots or bald patches & if yes, then how much mm of derma roller is sufficient for hair regrowth?
2Doctors Answered
89% (329 ratings)
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1 mm is enough but use good serums with dermaroller will be effective.
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YESSOMEWHATNO
92% (1261 ratings)
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Hello, Dermaroller can cause increased blood flow and provide growth factors for miniaturized hairs. It can work in areas of low hair density not in areas where its completely bald. You need to use 0.5 or 1 mm dermaroller for scalp.
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YESSOMEWHATNO
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