The science is in picking the isolates. They don't market that science, but it's the reason their burger is so much better than other veggie burgers. The Stanford RNA scientist (and some colleagues) helped them figure out which proteins to focus on and how to modify those proteins based on ph and other conditions to create the taste/texture they wanted. What they are doing is much harder than it looks from the ingredients list. This is one of the scientists who helped: https://profiles.stanford.edu/joseph-puglisi