Iodine reserves by country
United States: 0.25 Mt in 2025, 3rd of 8 countries and territories with data (highest first).
Highest: 
Japan (4.90 Mt, 2025) · Lowest: 
Iran (0.04 Mt, 2025) · 8 countries and territories with data.
Estimated amount of iodine that can be extracted economically. Only the main producing countries for which the USGS reports figures are compared; the latest year is an estimate.
Ranking
Latest value for each country (within 5 years).
Over time
United States: rank over time
Rank among the countries with data in each year (highest first).
World ranking (highest first)
| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Japan | 4.90 Mt | 2025 |
| 2 |  Chile | 0.75 Mt | 2025 |
| 3 |  United States | 0.25 Mt | 2025 |
| 4 |  Azerbaijan | 0.17 Mt | 2025 |
| 5 |  Russia | 0.12 Mt | 2025 |
| 6 |  Indonesia | 0.10 Mt | 2020 |
| 7 |  Turkmenistan | 0.07 Mt | 2025 |
| 8 | Iran | 0.04 Mt | 2025 |
Source: U.S. Geological Survey, Mineral Commodity Summaries, Iodine chapter (entered by hand and updated once a year). License: public domain (U.S. Government work, CC0). Data retrieved: 2026-10-28.
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