Authentic Foods - Dough Enhancer - 2 oz $4.15 Authentic Foods - Guar Gum - 2.5 oz $3.15 Authentic Foods - Xanthan Gum - 8oz $12.29 Bob's Red Mill - Xanthan Gum - 8 oz $12.99 Gluten Free Pantry - Herb-Flavored Rice Crumb Coating - 12 oz $4.25 Hol Grain - Brown Rice Bread Crumbs - 4 oz $3.59