hair serum for keratin treated hair (1)

What is Keratin Treated Hair and How does it Work?

Keratin treated hair is a popular hair treatment that can help to improve the texture, smoothness, and shine of your hair. Keratin is a protein that is naturally found in hair, and keratin treatments work by adding keratin to the hair shaft. This ca...

Mark Bruce · 12 October 2023 · 4