To avoid getting cavities your target should be to avoid food accumulation on your teeth.
Few tips:-
- Brush twice daily ( morning and night)
- Use a fluoridated mouthwash at night.
- Have sufficient water in a day.
- Balanced diet, fruits and vegetables.
These are few things you can follow to maintain healthy teeth.
Next Steps
Get dental check up every 6 months ( online or offline)
Health Tips
Brushing better helps more than any toothpaste. Make sure to clean all surfaces of your teeth.
Watch this video for proper brushing techniques. https://youtu.be/YjzGF6MTtB8