Diatomaceous Earth (Diatomite) Market Size & Outlook, 2025-2033

Diatomaceous Earth (Diatomite) Market Overview

The global diatomaceous earth (diatomite) market size was valued at USD 1.69 billion in 2024 and is projected to reach from USD 1.76 billion in 2025 to USD 2.47 billion by 2033, growing at a CAGR of 4.2% during the forecast period (2025-2033). The global market is propelled by the rich sources, a high number of mining sites, and growing demand from key industries such as construction, food and beverage, pharmaceutical, and agriculture. In addition to this, rising innovative applications in the development of household products significantly propel the demand for diatomite. This continuous rise in demand is highlighted by the consistent rise in the export of diatomaceous earth.

Key Market Indicators

• North America dominated the market with a revenue share of 31.87% in 2024.
• Based on product type In 2024, the calcined segment dominated the market with a revenue share of 47.33%.
• Based on application the filter aid segment led the market with a revenue share of 25.69% in 2024.

Market Size & Forecast

• 2024 Market Size: USD 1.69 Billion
• 2033 Projected Market Size: USD 2.47 Billion
• CAGR (2025–2033): 4.2%
• Largest market in 2024 : North America
• Fastest-growing region : Asia-Pacific

Source: International Trade Centre

The top 5 diatomaceous earth exporting countries underscore the rise in global demand for diatomite, thereby directing the market growth.

Diatomaceous earth is a siliceous sedimentary rock mined from natural resources. It is further processed to be applicable across multiple industries. It is of three types: natural, calcined, and flux calcined. The calcined types of the thermally processed forms of diatomite. The exposure to high temperatures enhances its filtration and absorption properties. Diatomaceous earth serving key industries with diverse applications propels the global demand.

Market Trends

Diatomaceous Earth Mat: A New Household Product

Diatomaceous earth is being explored across various industries with innovative applications. Its application in a household mat offers elegance and a fresh appearance to the home.

• For example, Zhuhai Jeedeson Decoration Materials Co., Ltd. developed a diatomaceous earth mat. It is gradually entering thousands of homes with a touch of purity, excellent water absorption, antibacterial, and non-slip properties.

Such household-oriented advantages express diatomaceous earth as an emerging product for home-specific products.

Pet Care with Quick Drying Products

A growing trend of pet care has evolved innovative products offering efficient care. As diatomite is an effective absorbent, it has been utilised as a quick-drying agent in bowls used in pet care.

• For instance, in March 2025, Dorai Home, a leading home solution provider, launched its first pet care product for cats and expanded product offerings for dogs. The products include a bowl and stone base, where diatomaceous earth is used as a quick-drying agent to absorb excess moisture and keep feeding areas dry.

Such emerging and innovative applications of diatomite propel reach across multiple industries.

To get more insights about this report Download Free Sample Report

Market Drivers

Consistent Growth of the Agriculture Sector

The constantly growing agriculture sector continuously demands agriculture-related products. Diatomite’s effective role as a pesticide makes it a functional entity in agriculture.

• For instance, India is one of the major markets for agriculture, and every year the market is growing constantly. According to the Press Information Bureau, India, from 2017 to 2023, the agriculture and allied activities sector has grown by 5% every year and showed a 3.5% growth in the second quarter of the year 2024-25.

This remarkable and consistent growth propels the need for diatomaceous earth as a pesticide, thereby driving the market growth.

Substantial Growth of the Construction Industry

The construction industry is experiencing strong and futuristic growth with key construction projects. Diatomite acts as a key component in construction that enhances the durability of cementitious material and acts as a filler to offer corrosion resistance and permeability reduction.

• For example, according to the U.S. Census Bureau, the public construction expenditure in the U.S. is constantly rising.

Public Construction Spending in the U.S., 2025 (USD Million)

Source: U.S. Census Bureau

This rise in public construction spending underscores the demand for diatomaceous earth as a durability-supportive entity.

Market Restraining Factors

Strong Competition for Each Application

Diatomaceous earth is a key component across multiple industries. However, alternative products for each application impose a strong market competition for diatomaceous earth.

For example

• For filler- clay, ground limestone, ground mica, ground silica sand, perlite, talc, and vermiculite
• For filter- Perlite, silica sand, cellulose fibres.
• For thermal insulation- Clays, exfoliated vermiculite, expanded perlite, mineral wool, and special brick

This application-wise competition highlights a strong market challenge for diatomaceous earth.

Market Opportunity

Expansion by Beverage Manufacturers

The beverage industry is constantly growing with rising consumption and the launch of new products. The beverage industry offers diatomaceous earth a pivotal role in filtration before packaging. As an efficient filtration aid, diatomaceous earth achieves a strong demand from the beverages industry.

• For instance, in June 2025, the governor of Heartland announced the opening of a 700,000-square-foot Coca-Cola production campus with an investment of USD 400 million

Being a dominant player in the beverages industry, Coca-Cola’s business expansion offers opportunities for market growth.

Regional Insights

The North America region dominated the market with a revenue share of 31.87% in 2024. The growth is attributed to rich sources of diatomaceous earth, a high number of mining sites and processing centres, and dominant end-use industries such as food and beverages, pharmaceuticals, and construction, propelling the demand for diatomite. These consistently growing industries diversify the applications of diatomaceous earth, thereby promoting its consumption.

U.S.- The diatomaceous earth (diatomite) market in the U.S. is driven by strong reserves with 12 mining sites and a high production rate. For instance, according to the U.S. Geological Survey, the production of diatomite was 827 Kilotons in 2022, 849 Kilotons in 2023, and it increased to 880 Kilotons in 2024

Canada- The Canadian government’s strategic approach towards the food processing sector propels the demand for diatomite as an absorbent and filtration aid. For instance, in July 2025, the Governments of Canada and Manitoba invested USD 6 million to strengthen the local food processing sector

Source: Straits Research Analysis

Countrys Insights

The diatomaceous earth (diatomite) market is experiencing dynamic growth and diversification across the globe, with each country contributing uniquely to the advancement of this transformative field.

Germany- Germany is Europe’s leading construction sector, experiencing consistent growth. As the constructionindustry is facing challenges with respect to external infrastructure sustainability due to environmental factors, diatomite’s key role in prolonging the durability of cementitious material propels the market demand

India- India is an agricultural country, where the demand for agriculture-related products is high. For instance, according to the Department of Agriculture & farmers' Welfare, 54.6% of the total workforce is engaged in agriculture and associated activities. In addition to this, 54.8% of the total land is agricultural. These key factors fuel the demand for diatomaceous earth as a pesticide

South Africa- A High percentage of imports of medicines and rising demand for medical intervention are influencing the development of the local pharmaceutical industry. As an efficient filtration aid, diatomaceous earth serves the pharmaceutical industry for filtration purposes. For example, South Africa-based companies such as Aspen collaborated with Novo Nordisk to enhance the local production of insulin. Such development-oriented initiatives promote diatomite demand in South Africa

Brazil- A continuous rise in imports of diatomite in Brazil underscores the rising demand in key industries. For instance, according to the International Trade Centre, Brazil imported 25,826 Tons of diatomaceous earth in 2023, and it increased to 30,109 Tons in 2024

Product Type Insights

The calcined segment dominated the market with a revenue share of 47.33% in 2024, owing to its enhanced absorbent and filtering properties. Calcined form is a processed type of diatomaceous earth. It is heated to a temperature above 1500°F to agglomerate the diatoms. This process enhances its efficiency, making it applicable across multiple industries.

Application Insights

The filter aid segment dominated the market with a revenue share of 25.69% in 2024. The growth is attributed to a wide range of applications across key industries such as food and beverages, pharmaceuticals, and other industries. Diatomaceous earth acts as an efficient filtration aid by trapping fine particles and allowing only liquid to pass. Due to this efficiency, key industries demand diatomite.

Company Market Share

The global diatomaceous earth (diatomite) market is fragmented in nature due to its wide range of applications in industries such as construction, pharmaceutical, food & beverage, and agriculture. The top players in the industry are Imerys, EP Minerals, a U.S. Silica company, Dicalite Management Group, LLC, Seema Minerals & Metals, U.S. Silica, and 20 Microns.

Source: Straits Research Analysis

Vizag Chemical: An emerging player in the diatomaceous earth (diatomite) market
Vizag Chemical is an India-based company dealing with chemical manufacturing, specifically marine chemicals. The company manufactures food-grade diatomite powder and supplies across India. With more than 15 international partners, in a span of 12 years, Vizag Chemical has become one of the leading manufacturers and distributors of chemicals.

List of key players in Diatomaceous Earth (Diatomite) Market

1. Imerys
2. EP Minerals, a U.S. Silica company
3. Dicalite Management Group, LLC
4. Jilin yuantong Mineral Co., Ltd.
5. Reade
6. Seema Minerals & Metals
7. S. Silica
8. Caltron Clays
9. PF Harris
10. 20 Microns
11. Selective Minerals And Color Industries Private Limited
12. Jilin Yuantong Mineral Co., Ltd.
13. Vizag Chemical
14. Harikrushna Industries
15. Shubham Chemicals
16. Others

To get more findings about this report Download Market Share

Recent Developments

• In September 2025 : Hebei Runhuabang New Material Technology Co., Ltd., a leading diatomaceous earth manufacturer, showcased new innovative technology at the Canton Fair
• In January 2025 : Imerys completed the acquisition of the European diatomite and perlite business of Chemviron, a subsidiary of Calgon Carbon Corporation