Science-Based Nutrition Featuring Arthriblend-SR Sustained Release Promotes Optimal Joint Comfort, Function, and Flexibility* Dietary Supplement Best Joint Support featuring Arthriblend-SR contains connective tissue-supporting glucosamine sulfate, which provides essential building blocks for joint cartilage. Glucosamine has been extensively studied for its ability to sustain healthy joint function.* The formula also contains two powerful herbal extracts, Boswellin and Curcumin C3 Complex. Their joint protective and free radical scavenging properties work synergistically with glucosamine sulfate in progressively supporting enzymatic and metabolic processes that promote optimal joint health and comfort.* Bioperine is a patented black pepper extract that has been used in conjunction with curcumin and other nutrients to enhance nutrient bioavailability and uptake. Best Joint Support featuring Arthriblend-SR features a unique sustained release delivery system, ensuring optimal availability of the health-promoting herbal and nutritional ingredients to the body throughout the day and night.