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Data

Share of households consuming iodized salt

What you should know about this indicator

Percentage of households which have salt they used for cooking that tested positive (>0ppm) for presence of iodine.

Statistical concept and methodology: Most of the data on consumption of iodized salt are derived from household surveys. For the data that are from household surveys, the year refers to the survey year.

Source
UNICEF, via World Bank (2025) – processed by Our World in Data
Last updated
January 24, 2025
Next expected update
January 2026
Date range
1994–2020
Unit
% of households

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Sources and processing

This data is based on the following sources

The World Development Indicators (WDI) is the primary World Bank collection of development indicators, compiled from officially-recognized international sources. It presents the most current and accurate global development data available, and includes national, regional and global estimates.

Retrieved on
January 24, 2025
Retrieved from
https://data.worldbank.org/indicator/SN.ITK.SALT.ZS
Citation
This is the citation of the original data obtained from the source, prior to any processing or adaptation by Our World in Data. To cite data downloaded from this page, please use the suggested citation given in Reuse This Work below.
United Nations Children's Fund, Division of Data, Analysis, Planning and Monitoring (2019). UNICEF Global Databases on Iodized salt, New York, June 2019. Indicator SN.ITK.SALT.ZS (https://data.worldbank.org/indicator/SN.ITK.SALT.ZS). World Development Indicators - World Bank (2025). Accessed on 2025-01-24.

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Citations

How to cite this page

To cite this page overall, including any descriptions, FAQs or explanations of the data authored by Our World in Data, please use the following citation:

“Data Page: Share of households consuming iodized salt”. Our World in Data (2025). Data adapted from UNICEF, via World Bank. Retrieved from https://ourworldindata.org/grapher/share-of-households-consuming-iodized-salt [online resource]
How to cite this data

In-line citationIf you have limited space (e.g. in data visualizations), you can use this abbreviated in-line citation:

UNICEF, via World Bank (2025) – processed by Our World in Data

Full citation

UNICEF, via World Bank (2025) – processed by Our World in Data. “Share of households consuming iodized salt” [dataset]. UNICEF, via World Bank, “World Development Indicators” [original data]. Retrieved June 20, 2025 from https://ourworldindata.org/grapher/share-of-households-consuming-iodized-salt