Collagen is by far the most plentiful protein found in the human body. It makes up the body’s skeletal framework, as well as provides integrity to ligaments, tendons, and other connective tissues found inside the body. It is also a primary component of healthy hair, skin, nails, as well as other important structures of the body. Collagen supplements have become increasingly popular as of late, but most people do not know that the type of collagen matters just as much as the quality of the source. Core has combined Collagen Types I and III from high quality bovine hide that works to provide strength for structures such as skin, tendons, bones, connective tissues, teeth, muscles, organs, and arteries.