Hello, I am the manufacturer of injection grade sodium hyaluronate gel. about our non cross linked medical hyaluronic acid gel,we have three kinds,they are for ophthalmology,Injection for the treatment of osteoarthritis ,Viscoelastic solution for surgery.   I am very glad to give you more details of my products. I have confident you will love it after the trial order, thank you. if you are interested in it,pls feel free to contact . 
The filler is a unique form of non-animal, stabilized hyaluronic acid. Hyaluronic acid is a natural polysaccharide which occurs as an important structural element in the skin and in subcutaneous and connective tissues as well as in the synovial tissue and fluid. Hyaluronic acid belongs to a group of very few substances which are identical in all living organisms.