Eat oily fish at least twice a week. A and D important for bone health. Eat at least five servings of fruit and vegetables per day, and consider taking an antioxidant supplement. Vitamin C is both a powerful antioxidant and needed for the production of collagen - a protein found in skin, ligaments, cartilage and other body tissues. Drink at least two litres of fluid per day to maintain good hydration, and a flow of nutrients to the joints.
Some people prefer therapeutic creams or gels.
Adrufyt, for example, is based on capsicum, arnica, wintergreen, camomile and frankincense. The Daily Telegraph London.