The Lubricen knee patch is delivering the drug free ingredients which stimulate the body into producing synovial fluid the body's natural lubricant that protects the knee joint cartilage. InTouch Rugby (AXIOS) Best Foods for Knee pain Relief Heal Faster Naturally How to relieve knee pain? A knee gel injection helps improve lubrication and cushioning inside the joint when natural joint fluid becomes less effective over time This is commonly used for patients Your Guide to Non Surgical Knee Osteoarthritis Pain Relief Osteoarthritis Diagnosis & treatment Mayo Clinic