How to Boost Synovial Fluid and Support Healthy Joints Viscosupplementation injections for knee pain relief Knee Joint Wear and Tear, Knee Joint Pain, Restoring Joint Lubrication Function Injectable Hyaluronic Acid, Knee Pain Relief Made in China.com Altered joint tribology in osteoarthritis: Reduced lubricin synthesis due to the inflammatory process. New horizons for therapeutic approaches ScienceDirect A gel injection for the knee helps improve joint lubrication when natural synovial fluid becomes thinner or less effective, which often happens with arthritis., This gel acts as a cushion and