Collagen is a protein made up of the following amino acids: glycine, proline, hydroxyproline, and arginine. Hydroxyproline is produced in the body through a post-translational modification of the…
skin
What are wrinkles, how are they formed and how to reduce them?
Wrinkles are lines or creases that appear on the skin as a person ages or due to other factors such as sun damage or smoking. They can occur…