9.1K People swear by this treatment when taming thick, curly locks or crazy, unruly curls. If you also struggle with your unmanageable hair and want to curb your at-home straightening time, the keratin treatment can be your savior. But before you treat your crowning glory with any chemical, it is essential to know its details, including the method, how it works, advantages, disadvantages, and side effects. So, here we are to help you out.