Oat bran and whole oats are used for high blood pressure; high cholesterol; diabetes; and digestion problems including irritable bowel syndrome (IBS), diverticulosis, inflammatory bowel disease (IBD), diarrhea, and constipation. They are also used for preventing heart disease, gallstones, colon cancer, and stomach cancer.
People use oats for joint pain (rheumatism), fatigue, a fatigue-related condition called neurasthenia syndrome, withdrawal from nicotine and narcotics, and lowering high uric acid levels that can cause gout. Oats are also used for anxiety, excitation and stress; as well as for weak bladder and kidney ailments. Other uses include connective tissue disorders, skin diseases, fat redistribution syndrome associated with HIV treatment, and as a tonic.