NHANES 2003 - 2004 Dietary Files

Data files can be opened and converted to other formats using the free SAS Viewer.

• About the New Dietary Files Webpage

  In order to make access to dietary data more convenient, we have moved all dietary files to this webpage. This page provides data collected from participants on their dietary intake, which includes foods, beverages and dietary supplements.

• NHANES Dietary Tutorial
• Dietary Interviewer - In Person Procedure Manual [PDF - 8.8 MB]
• Dietary Interviewer - Phone Followup Procedure Manual [PDF - 11.2 MB]
• Measuring Guides for the Dietary Recall Interview
• Dietary Recall [PDF - 103 KB]
• Dietary Supplements and Prescription Medication Questionnaire [PDF - 193.7 KB]
• Food Frequency Questionnaire (formerly called Food Propensity): Mailed to Respondent [PDF - 1.1 MB]
• Merge Code Example [TXT - 2KB]
• Variable List [PDF – 116 KB]

 

• Dietary Interview
  • Individual Foods, First Day (Data [XPT - 82.1 MB], Food Codes [XPT - 1.8 MB], Modification Codes [XPT - 279 MB], Docs) (Updated November, 2007)
  • Individual Foods, Second Day (Data [XPT - 75.6 MB], Food Codes [XPT - 1.8 MB], Modification Codes [XPT - 279 MB], Docs) (Updated November, 2007)
  • Total Nutrients, First Day (Data [XPT - 11.8 MB], Docs) (Updated November, 2007)
  • Total Nutrients, Second Day (Data [XPT - 6.0 MB], Docs) (Updated November, 2007)
• 30-Day Dietary Supplement Use (Doc [PDF - 460 KB]) (Updated March, 2007)
• File 1:  Supplement Counts (Data [XPT - 396 KB], Docs [PDF - 457 KB]) (Updated March, 2007)
• File 2:  Participant's Use of Supplement (Data [XPT - 700 KB], Docs [PDF - 232 KB]) (Updated March, 2007)
• Dietary Supplement Database (Docs) (July, 2010)
  • Dietary Supplement Blend Information (Data [XPT - 2.80 MB], Docs) (March, 2011)
  • Dietary Supplement Ingredient Information (Data [XPT - 21.1 MB], Docs) (March, 2011)
  • Dietary Supplement Product Information (Data [XPT - 1.49 MB], Docs) (July, 2010)
• Food Frequency Questionnaire – Output from DietCalc Software (Data [XPT - 19.8 MB], FFQ Var Codes [XPT - 31 KB], FFQ Food Codes [XPT - 44 KB], SAS Merge Code [TXT - 1 KB], Docs) (February, 2008)
• Food Frequency Questionnaire – Raw Questionnaire Responses (Data [XPT - 11.1 MB], Docs) (February, 2008)