The roots of the word “collagen” go back to the Greek word kólla, which means glue.
Collagen is among the most abundant fibrous proteins and fulfills a variety of mechanical functions, particularly in mammals. Its main function is to provide structural integrity to tissue during mechanical stress.
Collagen is primarily found in the connective tissue (e.g. skin), but it is also present in the fibrous tissues of:
It is also found in the tissues making up the:
• Blood vessels
• Digestive tract
• The cornea of the eye
• Disks between the vertebrae
• In most extracellular matrix in general.
The fibrous nature and strength of collagen make it an ideal protective casing for your kidneys and other organs.