Mouth ulcers are a common condition that often impairs one’s oral health. Mouth ulcers are the most painful lesions inside the mouth, and they cause a person a lot of pain when eating or speaking. Drinking a lot of water, avoiding spicy or acidic foods, and considering over-the-counter drugs are the best ways to relieve the condition. A balanced diet that contains B12, iron, and folic acid is required for distributed growth and efficiency of nerve and red blood cells. If symptoms persist for more than two weeks or unravel further, you should visit the dentist for further diagnosis and treatment.