So far, there are a total of 29 types of collagen which known in the human body, which can be divided into different types. Nine of them exist in the skin, each playing an important role. The most well-known of all 29 types is type I collagen, which is mostly found in the skin and is related to elasticity and strength.
There are many types of collagen, including collagen that forms fibers type, membranous collagen that connects the dermis to the epidermis, collagen that regulates the thickness of fibers, and collagen that forms strings of beaded fiber.
9 kinds of collagen in the skin, Ⅰ、Ⅳ and Ⅶ these 3 kinds of collagen type are necessary to keep skin strength and elasticity,Ⅳ and Ⅶ type collagen exists in the place called the basement membrane, which is near the membrane of the epidermis and the dermis border, in order to get the beauty of the toughness and elasticity of the skin, it must be in the right structure.
The amount of collagen in the body decreases with age, and the body's ability to produce new collagen weakens.So far, there has been a lot of research on the use of supplements and foods to replace the collagen lost every day, but now the ability to make new collagen is attracting attention.