The Yam.

Yam has many health benefits that can help in treating ulcers, hemorrhoids, treat fever, maintain blood sugar levels for people with diabetes mellitus, lower blood cholesterol levels and so forth.

Treating ulcers in the stomach and canker sores are symptoms of skin erosion in the mouth, the inner wall of the cheek or tongue. The cause is vitamin C deficiency, allergies or decreased endurance. The content of vitamin C in sweet potato acts as an antioxidant can help speed up the healing process of patients with canker sores. Yam can be administered for ulcer patients by means of being made in the form of juice and added with honey and water to taste.