Curly hair comes with its own set of challenges, from managing frizz to maintaining definition. Many curly-haired individuals turn to keratin treatments to help control and enhance their curls. But what does keratin actually do for curly hair, and how does it affect your natural curl pattern? This article explains the benefits, types of treatments, product recommendations, and key considerations for using keratin on curly hair. What is Keratin and How Does It Benefit Curly Hair? What is Keratin? Keratin is a protein that naturally occurs in hair, skin, and nails, providing strength and structure. In hair, keratin acts as a protective layer, helping to smooth and strengthen each strand.…