A study conducted at Penn State University saw a significant improvement in activity-related joint pain among athletes that were supplementing with 10g of collagen daily. The study from the

California at Davis suggests that collagen with a small amount of vitamin C might support the body’s natural ability to produce collagen, critical to the structure of many of the tissues

essential to sports performance. Certainly, when the body is being pushed to its limits like a marathon paying heed to the right fuel is paramount for the body to both cope and recover, so

it would seem that the inclusion of a supplemental collagen boost in the marathon build-up would be highly beneficial and easily accepted by the body.