What Foods Are High In Proline?

What Foods Are High In Proline? Be sure to munch on lots of bell peppers, strawberries, broccoli, and citrus fruits. #2 Plant-based Proline-Rich Foods: Proline is an important amino acid that plays a role in collagen production. You can pack in a healthy dose of proline by enjoying foods like asparagus, mushrooms, and cabbage. What