Soy products are a type of food made from soybeans, which are a legume native to East Asia. Tofu, also known as bean curd, is a popular soy product made by coagulating soy milk and pressing the resulting curds into blocks. It is a versatile ingredient that can be used in many dishes. INK is another soy product, made from soybean oil and other ingredients. It is used for printing and writing, and is often found in pens and markers.