Collagen is a structural protein found in cartilage, bone, tendons, ligaments, and muscle, important for force transfer.

“collagen is a protein uh that is very I mean it's pretty prevalent in your body because it's the it's the main protein that is uh used for uh structural uh protein it's a structure protein so collagen is in your cartilage your bone your tendons your ligaments um and all of that and it's also in muscle very small amount relatively in order to and it's important to transfer the force of your connect of your muscle towards your tendons”