Dietary Supplement. Triple strength (2 per day. Triple strength refers to the number of caplets required per serving size). Vitamin D supports bone strength. Glucosamine is a key building block of cartilage and may help support joint comfort. Smaller caplets! Quality Guaranteed. Compare to Osteo Bi-Flex Triple Strength with Vitamin D (This product is not manufactured or distributed by Rexall Sundown, Inc., manufacturer of Osteo Bi-Flex Triple Strength with Vitamin D). This product is formulated with a proprietary blend containing Boswellia serrata extract. As a key ingredient of the formulation, Boswellia serrata extract may help with knee comfort. Overexertion, the natural aging process and everyday wear and tear can take their toll. Individual results will vary. Quality Guaranteed: This TopCare product is laboratory tested to guarantee its highest quality. Your total satisfaction is guaranteed. Glucosamine Chondroitin Complex has a proprietary blend of ingredients that support healthy joints. Glucosamine Chondroitin Complex Triple Strength with Vitamin D helps support: bone strength; joint comfort; immune system function; healthy joints and cartilage. Gluten Free. Questions? 1-888-423-0139. This statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.