Keratin, a vital protein, plays a crucial role in the structure and health of our skin, hair, and nails. It forms the building blocks of the outer layer of human skin, endowing it with strength ...

The trade-off of this hardy external layer is that it doesn't expand; it remains relatively inflexible and constricts the ...

“Keratin is a fibrous structural protein that serves as a major component in the structure of various tissues in the human body, including the skin, hair, and nails. It is particularly abundant ...