Resources

This paper describes the use of digital photographs as an aid to improve 24HDR quality in rural Bolivia.

This paper reviews potential sources of both random and systematic errors during the process of data collection using self-reported 24HDR in LIC settings.

This paper describes the steps that need to be considered to validate food photographs when estimating the amount of food consumed.

This paper describes the methodology that was used in the context of a randomized controlled trial to implement repeated standardized 24HDRs among women from 4 different countries.

This IZiNCG technical brief describes various data collection tools and methods, and analysis approaches and software to assess dietary zinc intake in populations.

This brief describes five main steps to assessing the adequacy of zinc intake in a population. The document includes IZiNCG guidance on Estimated Average Requirements (EAR) for zinc.

This excel file provides edible proportion for about 2900 foods. Edible refers to material remaining after the inedible waste (e.g., peel, pit, stone) has been trimmed away.

This website complements the USDA National Nutrient Database with nutrient composition and ingredient information for branded foods and private label data provided by the food industry.

This website provides access to an online database developed by the US National Agricultural Library to search for food composition data by food item, food group, or manufacturer name.

This website provides access to a directory of food composition databases.