Tapioca itself is non-toxic, uncooked and eaten is okay, just uncooked tapioca eaten on the gastrointestinal function is not good people, will cause indigestion.

Tapioca is a starch extracted from the tuberous roots of tropical plants, this plant belongs to the big maple family, and castor, rubber, small tung seed of the same family. It becomes transparent when cooked with water and heat and has an elastic texture.