Foods to avoid

• Alcohol

• Coffee (caffeinated) Tea, black and green. Mate

• Tinned fish: e.g., Tuna, sardines, mackerel, herring

• Shellfish

• Processed meats: e.g., Sausages, ham

• Eggs

• Milk, Fermented milk

• Ready-to-eat meals

• Canned, smoked, or pickled foods: e.g., canned soups

• Fermented foods: e.g. sauerkraut, kimchi, kombucha, yogurt, kefir, tempeh

• Aged cheese: e.g., Cheddar, Swiss, Parmesan

• Tomatoes, eggplant, spinach, avocado, mushrooms

• Citrus fruits, papaya, pineapples, kiwi, bananas, plums, strawberries

• Fruit juices

• Nuts: Walnuts, peanuts, all rancid or stale nuts, nut milks

• Beans and legumes: chickpeas, lentils etc.

• Soybeans (canned), soy milk, fermented and unfermented soy derivatives

• Chocolate and cocoa

• Vinegar: e.g., balsamic vinegar, wine vinegar

• Dried fruit, apricots, prunes, dates, figs, raisins

• Licorice

• Food additives

• Energy drinks

(Adapted from Comas-Baste et al, 2020 and Maintz et al, 2007)