1 doctor weighed in:

Why do some doctors say keratin hair treatment can cause hair loss or fall. When keratin is actually hair protein. I have not noticed anything 2 year?

1 doctor weighed in
Dr. Robert Jackson
Dermatology

In brief: Depends

Like many problems i think genetics affects this so some people will not have problems.

In brief: Depends

Like many problems i think genetics affects this so some people will not have problems.
Dr. Robert Jackson
Dr. Robert Jackson
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Dr. Christopher Crosby
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