Steadfast Canine Joint Supplement - Small Breed (30 Day Supply) NEM (natural eggshell membrane) is a joint support matrix produced in the U.S. It supplies components such as collagen, hyaluronic acid, glucosamine, chondroitin sulfate, dermatan sulfate, desmosine, amino acids and peptides, important building blocks of glycosaminoglycans (GAGs), which are found in cartilage, connective tissue and lubricating joint fluids TlaFIRM is an advanced proprietary micro-ingredient system of chelated trace minerals designed to help support normal bone remodeling. It also supports synthesis of collagen and keratin. Specifically designed to provide total structural support, i.e., healthy joints, bones, tendons, and ligaments. Relief from occasional joint discomfort while promoting normal mobility and healthy connective tissues. Delivers calcium, phosphorus, vitamin C, biotin and vitamin D; all critical components in the production and maintenance of healthy bones, tendons, ligaments and cartilage.