Keratin, what is it and what is it for in the body?
I do not know what else to do! My nails and hair have been breaking more than usual for a while... And I don't understand why! So, due to the concern that it was beginning to cause me, I decided to investigate the matter and everything points to the fact that it is the fault of the body's keratin.
What is keratin?
Keratin is a fibrous protein with high amounts of sulfur that is found in the epithelial cells of the body and, therefore, is present in different parts of the body such as the skin , hair or nails . Keratin fulfills a structural function and protection of the body thanks to the resistance and rigidity it provides .
Where to find keratin in the body?
Although it can also be present in the feathers or in the scales of different living beings , in the human body , keratin is an important component of the epidermis , the outermost layer of the skin, as it helps maintain integrity and resistance . skin , protecting it from injury , infection and excessive water loss .
In hair , this protein is essential for its structure and strength . The hair cuticle is composed primarily of keratin , which gives each hair its texture and shape . Additionally, the keratin in the hair helps protect it from damage caused by heat , chemicals , and other environmental factors .
Finally, in the nails , keratin provides resistance and protection , keeping them strong and healthy .
What if there is less keratin in the body?
If there is a decrease in the amount of keratin in the body , various effects can occur. For example, in the skin , there may be a decrease in its resistance and protection , which could make it more prone to injury , infection , and hydration problems . In hair , a reduction in keratin can make it weaker, brittle, and prone to breakage . In the nails , a lack of keratin can cause brittle, brittle or easily detached nails .
What if there is more keratin in the body?
On the other hand, an excess of keratin in the body is not usually a common problem. However, in some cases, a disorder called hyperkeratosis or keratosis follicularis can occur , where there is an excessive buildup of keratin in certain areas of the skin . This can cause thickening , hardening , and peeling of the skin , which can be uncomfortable or painful .
If you want to know more about it, keep reading about keratosis follicularis !
