Keratin is a fibrous structural protein that makes up the outer layer of your hair, skin, and nails. In your hair, keratin acts as a protective shield, making it stronger, shinier, and more resilient. However, due to daily wear and tear from heat styling, sun exposure, coloring, and harsh products, your hair’s natural keratin can become depleted over time. This leaves your hair more v... https://keratine.in/blogs/keratine-blogs/keratin-care-your-go-to-solution-for-damaged-hair