Gnc triflex fast-acting: promotes joint health gnc triflex fast-acting caplets contain ingredients that help support healthy joints. The product's potent ingredients help improve joint discomfort and stiffness and increase flexibility and mobility. The formula features turmeric, a plant originally found throughout southeast asia and a popular ingredient in ayurvedic medicine. Ingredients such as boswellia serrate extract, glucosamine and chondroitin may support improved joint function, comfort and health. This gnc joint supplement also features msm to help strengthen cartilage. For optimal results, take two capsules, twice a day. The product is most effective when taken with food. Benefits: features apresflex to help improve joint discomfort, stiffness and mobility contains glucosamine and chondroitin to support joint health includes msm to promote healthy articular cartilage.