do any of you use hyaluronic acid, if so, what is your opinion in it.

it is supposed to be more effective than glucosomine chondroitin for joint repair.

www.purityproducts.com Ultimate H.A. formula.

"H.A. is a key component of collagen which makes up the material between cells and provides structure to various organs like the eyes, joints and skin."
---from purityproducts.com