Hair and H2O2: Hair by its nature is already dead cells. If anything you'd weaken the strands. If the H2O2 is on the roots, that might be a different story, so maybe avoid that. If the hair starts to break and such, just stop using H2O2, and the hair will continue to grow out.
Answered 6/22/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
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