Biologically, all hair is the same. It is made out of keratin and consists of three layers: 
the cuticle, cortex, and medulla. However, different hair types exist, and curly and coily textured hair does have distinctive characteristics that require an adaptation to the hair 
care routine, which differs from straight hair.

In this article, we explore the special 
characteristics of curly and coily hair, look into the ingredients that should be considered for product invention, and dive into how the hair care regimen can be tailored to meet 
the specific needs of curly and coily hair to make them bouncy and smooth.

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