Keratin (/ ˈ k ɛr ə t ɪ n /) is one of a family of fibrous structural proteins. It is the key structural material making up hair, horns, claws, hooves, and the outer layer of human skin. Keratin is also the protein that protects epithelial cells from damage or stress. Keratin is extremely insoluble in water and organic solvents.
Human hair is approximately 14% cysteine. The pungent smells of burning hair and skin are due to the volatile sulfur compounds formed. Extensive disulfide bonding contributes to the insolubility of keratins, except in a small number of solvents such as dissociating or reducing agents.
Cons of L’Oreal Professionnel X-Tenso Care Nutri-Reconstructor Shampoo: The effect stays on the hair for about 2-3 days. The TBS Rainforest range fares much better in this respect. The bottle is not travel-friendly. Availability, so far I have only seen this in a very few salons as it is meant for in-salon use.
Epidermal (skin) keratins fall under this category because the epidermis is much softer than hooves, claws, nails, etc. The Hair. According to a 2008 study, nearly half of all of keratins reside in the hair follicles. These proteins play a crucial role during the formation and maturation of the hair itself during all three stages of growth.
Schwarzkopf gliss liquid silk shampoo 250ml gliss liquid silk gloss shampoo formula has elements of liquid silk, and a gloss enhancer which will give suppleness and breathtaking shine to your hair. Because of the gliss cell repair system contains proteins that are identical to the hair itself, it is able to repair the hair from deep inside. Gliss liquid silk gloss shampoo smoothes the hair's surface - for intense shine, your hair will be as smooth as silk.
Our redesigned formula with luxurious Marula oil delivers not one, but five smoothing benefits so you can forget the frizz and indulge in gorgeously silky hair for up to 72 hours.* *TRESemmé Keratin Smooth Shampoo and Conditioner system vs. non-conditioning.