A board-certified doctor highlights eight foods that support joint health and help reduce daily inflammation. These foods carry antioxidants, vitamins, and natural compounds that complement arthritis care and may ease stiffness, pain, and flare-ups when eaten regularly.A board-certified doctor highlights eight foods that support joint health and help reduce daily inflammation. These foods carry antioxidants, vitamins, and natural compounds that complement arthritis care and may ease stiffness, pain, and flare-ups when eaten regularly.