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 Staying Active Starts with Joint Health: Lubrication, Comfort, and the Natural Support You Need Herbal Pharmacist 7 Ways to Lubricate Joints Naturally for Less Pain DID YOU KNOW? Movement nourishes your joints by stimulating synovial fluidyour body's natural joint lubricant. Just 2030 minutes of walking daily can make a big difference in your joint health, mobility, and