About: Keratin is one of a family of fibrous structural proteins known as scleroproteins. Keratin is the type of protein that makes up your hair, skin, and nails.
What It contains: It is a fibrous protein that has a High concentration of cysteine and amino acid residues.
Advantage: hair cuticle easily absorbs the keratin
Benefit: Hair looks full and glossy and curly hair less frizzy, easier to style, and straighter in appearance. It coats your hair strands and offers protection from sun and environmental damage.