To prevent aphthae, attention must be paid to reducing individual risk factors.
Acute solitary aphthae
Disease-related risk factors
- Infections
Other risk factors
- Injuries in the oral cavity
- Poorly fitting braces or dentures
Chronic recurrent aphthae
Behavioral risk factors
- Diet
- Consumption of spicy foods and acidic foods such as citrus fruits, tomatoes.
- Micronutrient deficiency (vital substances) – vitamin B12, folic acid, iron – see Prevention with micronutrients.
- Pleasure food consumption
- Alcohol (especially consumption of spirits)
- Psycho-social situation
- Stress
- Sleep deprivation
Other risk factors
- Ingredients of the toothpaste used, such as sodium lauryl sulfate.
