Salt Glossary
Anti-caking agent
An ingredient added to table salt so it pours freely instead of clumping.
Common examples include calcium silicate and sodium ferrocyanide, used in tiny amounts. Flaky and unrefined salts usually skip them, which is one reason they clump in humid kitchens.
Related terms
Cite this page
For school projects and reports. Teachers often prefer the original sources too: see the list below.
The Salt Almanac. (2026, November 8). Anti-caking agent. https://saltalmanac.com/glossary/anti-caking-agent
“Anti-caking agent | Salt Glossary.” The Salt Almanac, 8 Nov. 2026, saltalmanac.com/glossary/anti-caking-agent. Accessed [today's date].
“Anti-caking agent | Salt Glossary.” The Salt Almanac. Last modified November 8, 2026. https://saltalmanac.com/glossary/anti-caking-agent.
Original sources
- Canadian Food Inspection Agency. Salt labelling requirements. https://inspection.canada.ca/en/food-labels/labelling/industry/salt
- WorldAtlas. Where is the world's largest underground salt mine? https://www.worldatlas.com/articles/where-is-the-world-s-largest-underground-salt-mine.html
- U.S. Geological Survey. Mineral Commodity Summaries 2026: Salt. https://pubs.usgs.gov/periodicals/mcs2026/mcs2026-salt.pdf