Additional resources: It's Not as Difficult as You Think

https://www.khq.com/online_features/press_releases/in-the-home-of-endurance-racing-bifid-brings-grain-free-gut-first-feed-to-the/article_32bbf89f-136a-561d-a261-f24e6f176d07.html

Horse feed with barley mix provides a nutritionally balanced source of vital energy, dietary fiber, and readily absorbed nutritional value for healthy condition and stable condition