Multiple vitamin/mineral supplements are the most popular dietary supplement, and provide broad-based nutritional support with a large number of nutrients. Antioxidants are also popular and important for long-term health. These would include vitamin C, vitamin E, beta carotene, selenium and a host of other nutrients. Calcium and other minerals are important for bone health. Joint products containing glucosamine and chondroitin sulfates have become extremely popular as they have been shown to support healthy joints if used consistently over time.