coiling and recoiling protein, like a spring, within elastic fibers of connective tissue accounting for the elasticity of structures such the skin, blood vessels, heart, lungs, intestines, tendons, and ligaments; works with collagen-elastin provides elasticity, collagen provides rigidity Link: www.lovingscents.com/Glossary.htm
elastin:
A protein within our bodies that's similar to |collagen|. It's the main component of elastic fibers. Link: www.nutros.com/nsr-05zzz.html