The Product contains: L-Proline. It is an amino acid which is the building block for collagen production. Collagen is the main structural protein found in connective tissue. L-Proline may provide structural support and promote joint health.L-Proline helps in wound healing and cartilage building, Strengthen muscles and joints, Accelerate the formation of bone, skin and tendons, Helps building the heart muscles, Aids tissue repair, Involved in energy production and Helps create healthy cells.Supplemental use of L-proline help to restore fluidity to joints and increase the mobility thus can be used for bone health. It is basically used as dietary supplement.