Inspectors may check food with an aim of lowering a risk of gastrointestinal diseases.
Vomiting may be associated with irritation of a gastrointestinal tract.
Sulfate may be used for a (x-ray examination) of a gastrointestinal tract.
Gastrointestinal disorders may include some inflammatory diseases of a colon.
Gastrointestinal diseases may result in absorption of vitamins.