Incredible Hair Color And Keratin Treatment 2023. How often can you use it: “but even if you have short hair and you.

A professional hairstylist will use a combination of chemicals and heat to straighten and rearrange your hair’s natural bonds, usually using formaldehyde, according to the national center for biotechnology information (ncbi). Keratin helps protect hair color doing a keratin treatment over a color treatment is a much better idea, especially if you use the same stylist. Web bleach aside, keratins will almost always lighten artificially colored strands.