What to know
- The National Health and Nutrition Examination Survey (NHANES) provides serum and urine specimens for approved research.
- Find available results from NHANES 2013–2014 specimens that have been analyzed in the past.
- Access technical documentation for these specimens.

Technical documentation
All links point to the same page. Scroll down to find the specific specimen results of interest.
Plasma
Released: November 2020
Limited Access Data
Released: May 2020
Serum
(Surplus)
Released: April 2023
Released: June 2022
Released: April 2021
Released: January 2018
Released: August 2017
Released: April 2017
Released: January 2017
(Surplus)
Released: July 2016
Urine
Released: June 2022
Released: April 2019
Released: July 2017
Released: December 2016
Released: August 2016
Limited Access Data