Soy protein is increasingly found in fish food, both for home aquariums and for the fish grown for eating.  Most marine species were feed fish meal at one time, but the scarcity and increasing cost of fish meal has led producers to switch to high protein soymeal for a variety of marine species.  Around the world, soy protein may be found in feed for most animals. 
Biocomposites are building materials made from recycled newspaper and soybeans. They replace other products traditionally made from wood, such as furniture, flooring, and countertops.