Dietary Supplement. Bridging the Gap Between Medicine & Nutrition. Vitamin D3. Calcium. Chondroitin. Glucosamine. Anti-Inflammatories Optimal Nutrition for Bone and Joint Health with Support for Type 1 Collagen Formation*. What is O3? O3 Bone & Joint Premium is a dietary supplement that was formulated to help support the health of your bones and joints by providing essential nutrients that may help enhance your bone and joint quality.* Key ingredients glucosamine and chondroitin have anti-inflammatory effects that may h.