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Table 1 Principal food groups that need investigation by the BFIRev procedure

From: Guidelines for Biomarker of Food Intake Reviews (BFIRev): how to conduct an extensive literature search for biomarker of food intake discovery

Food group and related foods

Food group and related foods

Non-alcoholic beverages

Nuts and vegetable oils

 Coffee

 Nuts

 Tea

  Walnuts

 Low-calorie sweetener-containing beverages

  Almonds*

 Sugar-sweetened beverages

  Hazel nuts

Alcoholic beverages

  Pistachio

 Alcohol as such

  Macadamia nuts

 Beer

  Peanuts*

 Cider

  Brazil nuts

 Dessert wine

  Other nuts

 Red (and rose) wines

 Oils

 White wine

  Olive oil

 Whisky, cognac, gin, and other distillates

  Sunflower oil

Food of animal origin

  Flaxseed oil

 Dairy products

  Rapeseed oil

  Dairy products in general

Legumes

  Dairy fat/butter

 Peas

  Milk

 Soy and misu products

  Fermented non-solid dairy products

 Lentils

  Cheeses

 Chickpeas

  Casein and whey protein

 Beans

 Meat

Spices and herbs

  Meat in general

 Anise

  White meat

 Basil

  Pink meat

 Black pepper

  Red meat

 Caraway

  Offal meat

 Chili pepper

  Processed meat

 Cinnamon

  Cooked and grilled meat

 Clove

 Fish and other marine food

 Coriander

  Fatty fish

 Cumin

  Lean fish (from the sea or from lakes)

 Curcumin (Turmeric)

  Crustaceans and mollusks

 Dill

  Fish Oil

 Fennel

 Eggs and processed eggs

 Fenugreek

Fruit and vegetables

 Ginger

 Fruit and vegetables in general

 Lemongrass

 Fruit (in a culinary sense)

 Marjoram

  Berries (strawberry, blackberry, raspberry, blackcurrant, redcurrant,…)

 Nutmeg

  Pomes (apple, pear, quince)

 Oregano

  Grapes

 Parsley

  Citrus (orange, lemon, lime, grapefruit, pummelo, clementine,…)

 Peppermint

  Banana

 Rosemary

  Drupes (peach, apricot, nectarine, plum, cherry)

 Saffron

  Other tropical fruits (pineapple, mango, papaya, kiwi,…)

 Sage

  Other fruits (muskmelon, watermelon, persimmon,…)

 Spearmint

 Vegetables

 Tarragon

  Cruciferous (cabbage, kale, broccoli, cauliflower, brussels sprouts)

 Thyme

  Root vegetables (carrot, turnip, parsnip, celeriac, radish,…)

Confectionary

  Leafy greens (spinach, lettuce, endive, garden rocket)

 Cocoa

  Fruit vegetables (eggplant, tomato, bell pepper,)

 Chocolate

  Gourds (pumpkin, cucumber, squash, zucchini)

 Liquorice

  Allium vegetables (onion, garlic, shallot, leek, chive, ramsons)

 Sugar-based sweets (bonbons)

  Other vegetables (asparagus, artichoke, celery stalk,…)

 Wine gums

 Tubers

 Other confectionary

  Potato

 

  Cassava

 

  Yam

 

  Sweet potato

 

  Jerusalem artichoke

 

 Cereals and wholegrain

 

  Oat and processed oat products

 

  Barley and processed barley products

 

  Wheat and processed wheat products

 

  Rye and processed rye products

 

  Other grains and grain products

 

  Rice

 

  Sorghum

 

  Mixed cereal products

 

  Other cereals and wholegrains

 
  1. *Although peanuts are botanically classified as legumes and almonds are botanically drupes, they have both been included in the nuts section due to their nutritional profile