Common Causes of Mouth ulcers

Mouth ulcers


A mouth ulcer is a painful sore in the mouth. It appears on the tongue, the lips, and the gums or inside the cheeks. The first sign of the sore may be a tingling, burning sensation inside the mouth. They can occur either singly or in clusters. They are usually white or yellow in color, surrounded by red halos. Usually they heal within 7 to 10 days.

Common Causes of Mouth ulcers

1. Abrasions, cuts or bites to mouth or tongue
2. Lack of sleep (or poor sleep)
3. Sweets
4. Stress
5. Digestive disorder (intestinal)
6. Pineapple
7. Toothpaste with SLS
8. Orange juice
9. Bacteria
10. Burns or scalds to mouth
11. Generally run down
12. Tomatoes
13. Fizzy drinks
14. Fatty foods
15. Lack of Vitamin B
16. Sleeping with mouth open
17. Chocolate
18. Salad Cream
19. Hormonal cycle
20. Detergent (left on plates/cutlery etc)
21. Chewing gum
22. Zinc deficiency
23. Aluminium
24. After a cold
25. Onions
26. Peanuts
27. Red wine
28. Prelude to another illness
29. Eggs
30. Pollution/fumes
31. Citric acid
32. Giving up smoking
33. anti-inflammatory drugs
34. Acidic foods
35. Glandular fever
36. Genetic pre-disposition
37. Iron deficiency
38. Folic Acid deficiency
39. Herpes simplex
40. Drop In Immune System
41. Vitamin C deficiency
42. Wheat, rye or barley
43. Having a Brace or Dental treatment
44. sodium valproate
45. Throat infection that moved to mouth
46. Diaretics (Caffiene, Alcohol, Heat!)
47. Cohn’s Disease
48. Oral Sex
49. Bananas
50. Kiwi fruit
51. Spicy Foods (Curries)
52. Reaction to Antibiotics
53. marmite
54. Manual teeth brushing
55. Dirty fingers in mouth Smoking
56. Smoking

57. Intolerance to foods with yeast in
58. Nuts or seeds
59. Lack of Health (vitamin deficiency)
60. Yeast infection Candida
61. Sodium Benzoate (soft/fizzy drinks)
62. Coke - not just any fizzy drink
63. White wine
64. soy sauce
65. During a cold or flu
66. SALT
67. Chronic fatigue syndrome / ME
68. Biscuits and bread etc