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ARS-Media

    ARS-Media utilizes a linear programming optimization algorithm to determine the combination of salts, acids, and bases that satisfies any given target solution of ions allowing researchers to construct experimental designs that use ions as individual factors and, hence, experimentally determine ion-specific effects on biological responses.

    National Animal Nutrition Program (NANP) Feed Composition Database

      This database was developed by the [Feed Composition Sub-Committee](https://animalnutrition.org/node/38) and serves as a freely-available, centralized resource for up-to-date nutrient composition data for feedstuffs commonly fed to animal species. There are currently 123 ingredients and 129 nutrients represented in the database.

      USDA Table of Nutrient Retention Factors, Release 6 (2007)

        Release 6, of this data set, replaces the previous release, Release 5, issued in 2003. The data set contains the factors for calculating retention of 26 vitamins, minerals and alcohol during food preparation. Factors for the other 25 food components in Release 4 are unchanged. Factors for total choline have been added to this release.