People eat a lot of curry seem to have less chance to have bowel cancer. This is because most curries use turmeric in the cooking. According to laboratory studies, a substance called curcumin found in turmeric may be able to stop the growth of bowel cancer cells. Curcumin capsules are prescirbed to the bowel cancer patients as a trial.

The early sign of bowel cancer is the blood in the stool. Barium enema and colonoscopy are the two tests used to diagnose the bowel cancer while new test is under development.