Tapioca is a dried product that's usually sold as flour, flakes, or pearls. The pearls are the most common form and are often used in puddings, bubble tea, and desserts Nutrition; * Tapioca is almost pure starch and has very limited nutritional value. However, it's naturally gluten-free, so it can serve as a wheat substitute in cooking and baking for people who are on a gluten-free diet. Production; * Tapioca is made by cooking cassava, drying it, processing it, and then cooking it again. The starchy liquid is squeezed out of ground cassava root, the water is allowed to evaporate, and then the powder is processed into the preferred form