Display Patient Information Leaflets

Forbidden Foods and Drinks

DO NOT EAT OR DRINK any of the following during the time you are being monitored as it will INVALIDATE THE TEST 

  • All fresh fruit 

  • Tomatoes 

  • Fruit flavoured sweets 

  • Fruit puddings including jelly and trifle 

  • Fruit pies 

  • Fruit sauce and jam 

  • Fruit drinks including juice, cordials and squash 

  • Fizzy drinks 

  • Sparkling water 

  • Coffee (decaffeinated is allowed) 

  • Herbal or fruit tea 

  • Sauces and pickles e.g. tomato ketchup, Branston pickle, vinegar 

  • Meals with tomato sauce such as bolognaise 

  • Tomato soup 

  • All yoghurts and cottage cheese 

  • Sweets (including chocolate and mints) 

  • Drink of milk (glass full or carton) 

  • Milky drinks such as milkshakes, Horlicks, hot chocolate 

  • Alcoholic drinks 

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