You may have heard of keratin before but not really know what it means, other than it has something to do with our hair. Keratin is a type of fibrous protein that is mainly found in our skin, hair, nails, in humans, as well as in the hoofs, claws, feathers, and fur of animals.
It's not surprising that having a thicker hair helps one look good in front of the camera. Here's what a lot of makeup artists use to hide bald spots and thinning hair — KeraFiber Hair Building Fibers.