Based on USDA National Nutrient Database for Standard Reference, Release 20 (SR20)

MedRat NutriArchives Index Page for SR20

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MedRat® NutriArchives (a Web-based food composition reference desk) presents the nutritional composition of thousands of food items included in the USDA (United States Department of Agriculture) National Nutrient Database for Standard Reference. It is one of the world's largest collections of food composition Web pages, encompassing various releases of USDA food composition database. The Web pages based on SR20 contain data on 7,519 food items covering >40 important food components/nutrients. For details, please view SR20 documentation as an HTML document or as a PDF file.

In the following you can find the nutritional composition of a food item for various food components/nutrients, based on SR20, in three different ways

1. Food composition of a 100 g of a food item (the food components are in alphabetical order)

2. Food composition of a 100 g (edible portion) of a food item (the food components are arranged various food component categories as follows

   • Proximates: The term proximate components refer to those macronutrients that include water (moisture), protein, total lipid (fat), total carbohydrate, and ash.

   • Lipid components

   • Vitamins: Further divided into fat soluble vitamins and water soluble vitamins.

   • Minerals: Minerals included are calcium, iron, magnesium, phosphorus, potassium, sodium, zinc, copper, manganese, and selenium.

   • Carotenoids

   • Miscellaneous

3. Food composition in which food items  are expressed in common household measures. In addition, the food components are arranged in alphabetical order: Some food items are measured in common household measures and/or according to the form of their availability (like fl oz, tbsp, quart. cup, jar, tsp, oz, piece, stick, can, box, serving, packet, etc). You can find the concentrations of various food components in the food items which are expressed in common household measures along with mentioning the amount of food item in g too.

Abbreviations and Terms Used

The following abbreviations and terms are used

• NDB#: 5-digit Nutrient Databank number that uniquely identifies a food item

• SFA: Saturated fatty acids

• MUFA: Monounsaturated fatty acids

• PUFA: Polyunsaturated fatty acids

• DFE: Dietary folate equivalents generally measured in μg/100g

• RAE: Retinol activity equivalents, used to measure vitamin A usually in μg/100g

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