Joint fluid fills the small space between the ends of bones and acts like a natural lubricant. The synovial membrane creates this thick, silky fluid using long molecules that hold water and give it a Fluid injection to help lubricate your knee, to prevent knee pain and osteoarthritis NAKORNTHON HOSPITAL Knee Gel Injections (Viscosupplementation): Uses & Side Effects Home Remedies for Joint Lubrication: 10 Natural Solutions WishNew Store WishNew Wellness Hyaluronic acid injections are designed to support joint lubrication and improve knee functionhelping to ease symptoms in some people with knee osteoarthritis. They work best as part of a bigger plan, Knee Osteoarthritis: Early Signs, Causes, Diagnosis, Treatment