Keratin use: keratin is used to straighten the hair, its effect will last for certain duration and can't be permanent as hair keeps on growing so the effect can't be permanent. Hair grow at rate of about 1 cm per month
Answered 2/10/2017
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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