However, in the united states, any product that is made with modified food starch that comes. Starch is a carbohydrate that is. Maltodextrin is another starch derivative, derived from the same sources as modified food starch (corn, potato, tapioca, rice or wheat). Diagnosis and raising awareness of coeliac disease; Web modified starch is made by altering the characteristics of starch by treating it physically, enzymatically, or chemically, regardless of the source.