Dental Erosion is the irreversible loss of tooth substance by a chemical process that does not involve bacteria.

Extrinsic Causes Diet and medications

  • Citrus fruits, fruit juices and candies with high concentration of citric acid
  • Chlorine in water from swimming pools
  • Herbal tea and sour candies
  • Carbonated beverages – sport drinks (citric and phosphoric acid) and fizzy water (carbonic acid)
  • Vinegar (acetic acid) associated with pickled foods

Intrinsic Causes:

  • Reflux, Vomiting, Low salivary flow rate

The Signs/Symptoms of Tooth Erosion

  • Sensitivity or twinge of pain when consuming hot, cold, or sweet foods and drinks
  • Dents (known as cupping) develop on the chewing surfaces of the teeth. (At this stage fillings may actually appear to rise up)
  • Discoloration is visible as a slight yellow appearance on the tooth surface
  • Transparency of the front teeth appears along the biting edges
  • Rounding of teeth occurs along the surfaces and edges of teeth
  • Cracks and roughness appear along the edges of the teeth


  • Finish meals/snacks with dairy, alkaline products or sugarless gum
  • Reduce frequency of acidic substances, especially at night
  • Use non-abrasive toothpaste/gel