Gluten flour provides a high protein content material. It usually isn’t used by itself but when used with bread flour in bread it presents the dough a lot more spring and will help it to rise higher. In some cases It is just called "gluten" or "very important wheat gluten". https://brazilianwax47899.full-design.com/how-how-to-make-regular-bread-can-save-you-time-stress-and-money-70855951