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Table 1 WWEIA major food groups and their subcomponentsa

From: Comparing the cost of essential nutrients from different food sources in the American diet using NHANES 2011–2014

MILK AND DAIRYGRAINS
 • Milk • Cooked Grains
 • Flavored Milk • Breads, Rolls, Tortillas
 • Dairy Drinks and Substitutes • Quick Breads and Bread Products
 • Cheese • Ready-to-Eat Cereals
 • Yogurt • Cooked Cereals
PROTEIN FOODSSNACKS AND SWEETS
 • Meats • Savory Snacks
 • Poultry • Crackers
 • Seafood • Snack/Meal Bars
 • Eggs • Sweet Bakery Products
 • Cured Meats/Poultry • Candy
 • Plant-based Protein Foods • Other Desserts
MIXED DISHESFRUIT
 • Mixed Dishes - Meat, Poultry, Seafood • Fruits
 • Mixed Dishes - Grain-basedVEGETABLES
 • Mixed Dishes - Asian • Vegetables, excluding Potatoes
 • Mixed Dishes - Mexican • White Potatoes
 • Mixed Dishes - PizzaBEVERAGES, NONALCOHOLIC
 • Mixed Dishes - Sandwiches (single code) • 100% Juice
 • Mixed Dishes – Soups • Diet Beverages
  • Sweetened Beverages
  • Coffee and Tea
  1. aadapted from https://www.ars.usda.gov/ARSUserFiles/80400530/pdf/1314/Food_categories_2013-2014.pdf
  2. A complete list of food codes in each food group is available at: https://www.ars.usda.gov/ARSUserFiles/80400530/apps/WWEIA1314_foodcat_FNDDS.xlsx