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Hair Care Guide

Clear, practical answers about keratin for hair, smoothing treatments, aftercare and keeping frizz under control in humid weather.

Guides

Keratin for Hair: The Basics

Keratin is the protein that hair is mostly made of. In cosmetics, “keratin” usually refers to hydrolyzed keratin — keratin broken into small fragments that can coat and condition the hair fiber — and to salon-style smoothing treatments that are sealed with heat.

The two are used differently:

Neither changes hair permanently. Smoothing results fade with washing, and conditioning products work for as long as you keep using them.

Where to Go Next

These guides are general hair care information written by the Mania de Alisar team. They are not medical advice. Always read and follow the directions and warnings on the product you are using.