Linked from
The 7 pages that link to Seitan, each with the reason it gives.
GlutenBroader topic: Seitan uses concentrated gluten as its main structural ingredient.
WheatRelated: It uses wheat’s elastic protein network as its main ingredient.
Vegetarian cuisineBroader topic: Its dense texture makes seitan useful in dishes modeled on meat.
TempehCompared with: Seitan is wheat-based, unlike tempeh’s fermented soybean base.
Common wheatBroader topic: It concentrates the protein responsible for common wheat’s elastic dough.