Potassium Iodide Market Report 2026

The potassium iodide market size has grown strongly in recent years. It will grow from $1.03 billion in 2025 to $1.11 billion in 2026 at a compound annual growth rate (CAGR) of 7.4%. The growth in the historic period can be attributed to iodine deficiency management programs, use in pharmaceutical formulations, application in photography chemicals, government nuclear safety measures, growth of supplement consumption.

The potassium iodide market size is expected to see strong growth in the next few years. It will grow to $1.43 billion in 2030 at a compound annual growth rate (CAGR) of 6.6%. The growth in the forecast period can be attributed to rising nuclear safety awareness, increasing thyroid health diagnostics, expansion of emergency healthcare preparedness, growth of pharmaceutical manufacturing, rising demand for medical countermeasures. Major trends in the forecast period include growing use in radiation protection, rising demand for thyroid disorder treatments, expansion of nutritional supplement applications, increasing adoption of pharmaceutical grade KI, focus on emergency preparedness stockpiling.

The rising health consciousness is expected to propel the growth of the potassium iodide market going forward. Health consciousness refers to the awareness and proactive concern individuals have regarding their physical well-being and lifestyle choices. Rising health consciousness is driven by increasing awareness of the importance of preventive healthcare, improved access to health-related information, and a desire for better quality of life. Potassium iodide is used by health-conscious individuals to support healthy thyroid function and prevent iodine deficiency disorders, aligning with their proactive approach to overall wellness. For instance, in November 2025, according to Gov.ie, an Ireland-based official government website, 82% of respondents aged 15+ rated their general health as “good” or “very good.” Therefore, rising health consciousness is driving the growth of the potassium iodide market.

Major companies operating in the potassium-iodide market are adopting a strategic partnership approach to enhance product accessibility and cater to diverse consumer needs. Strategic partnerships refer to a process in which companies leverage each other's strengths and resources to achieve mutual benefits and success. For instance, in April 2023, the Delaware Emergency Management Agency (DEMA), a US-based state emergency preparedness agency, in collaboration with the Delaware Division of Public Health (DPH), a US-based Department of Health and Social Services, distributed potassium iodide (KI) tablets to residents living within a ten-mile radius, known as the Emergency Planning Zone (EPZ), of the Salem or Hope Creek Nuclear Generating Stations. These tablets are available to safeguard the thyroid gland from ingested or inhaled radioactive iodine that may be released during a radiation emergency. These tablets are part of Delaware's emergency plans for use in a nuclear incident and are provided through a program initiated by the U.S. Nuclear Regulatory Commission (NRC).

In October 2023, Iofina plc, a UK-headquartered provider of iodine extraction and specialty halogen-based chemicals, signed an agreement with a new brine water supply partner to construct its IOsorb® plant “IO#10” in Western Oklahoma under ongoing supply terms. With this agreement, Iofina aimed to secure a long-term feedstock supply of iodine-rich brine, enabling expansion of its iodine and related iodide derivative output, stabilizing raw material access, and supporting consistent product availability. The brine supply partner is a US-based oil and gas operator providing iodide-rich brine water to Iofina’s extraction facility for iodine and iodide recovery.

Major companies operating in the potassium iodide market are Thermo Fisher Scientific Inc., Honeywell International Inc., Merck KGaA, Univar Solutions Inc., Avantor Inc., Tata Chemicals Ltd., Ise Chemicals Corporation, Samrat Pharmachem Limited, GFS Chemicals Inc., Calibre Chemicals Pvt. Ltd., Changshu Yuxi Chemical Co. Ltd, Ajay-SQM, Wego Chemical Group, Adani Pharmachem Private Limited, Vishal Laboratories, Junsei Chemical Co. Ltd., Iofina plc, Sociedad Química y Minera de Chile (SQM), Nippoh Chemicals Co., Ltd., Cosayach Group, ISE America, Inc., Kanto Chemical Co., Inc., Loba Chemie Pvt. Ltd., HiMedia Laboratories Pvt. Ltd., Central Drug House (CDH), Alpha Chemika.

Asia-Pacific was the largest region in the potassium iodide market in 2025. North America is expected to be the fastest-growing region in the forecast period. The regions covered in the potassium iodide market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa. The countries covered in the potassium iodide market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Taiwan, Russia, South Korea, UK, USA, Canada, Italy, Spain.

The potassium iodide market consists of sales of potassium iodide granules and potassium iodide solutions. Values in this market are ‘factory gate’ values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified).

The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

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