What Is Tofu Made Of? The Science Behind Soy Protein Kumar Jeetendra | March 30, 2026 Tofu used to be associated with Asian cuisine, but now it is a staple in all types of cooking, including modern culinary arts, and is popular in the health-conscious culinary market. But what is it about tofu that makes it so nutritious and scientifically valuable? Tofu is made of soybeans, which are an ancient cultivated …