Just look at the iron rod in the above image which is supporting this tent, so how vital is this rod for the support of the whole tent, can be guessed from the picture. If any damage occurs to this rod, then the whole tent can fall down right away.

In the same way collagen is a protein which supports the kin thus brings the firmness and elasticity in the skin. Any damage in the collagen can lead to to loss in firmness and elasticity of the skin thus making appear your face droopy and with wrinkles.

This shows how important is collagen for your skin and the whole quantity and the quality of your skin depends on collagen.

For maintaining collagen , a diet rich in protein and vitamin C is essential for stimulating collagen synthesis and exfoliate it at the same time.