 They actually inject this into joints. Orthopedists do. Dermatologists inject it into the skin. Eye doctors use it as a lubricant during eye surgery. So it's nothing foreign to modern medicine, but it may be new to you as a listener there and you have never heard about HA before. Well, you need to learn about it. It's a wonderful molecule. It's all natural and you can get it as a dietary supplement. Purity Products was the first to introduce it. Now,