The Vital Wheat Gluten is a super flour that is basically gluten & very little starch. It is made up of high grade wheat flour that has been hydrated which activates the gluten after that it is processed to remove everything but except that gluten. This gluten is then dried & formed into a powder like substance. It basically improves the elasticity & give rise to dough. Further it increases the crumbness & chewiness. It is added in bread recipe and other baking products.