Magnesium stearate
U.S. production volumes are classified as confidential business information.
US ProductionCBI
Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.
Import Value$6.2B
Top SourceJapan 32%
The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.
Where It Comes From
Customs basis: HS 291570, 382499 · basket
These shares come from HS customs code 291570, 382499, which covers 193 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.
Source Countries
Country of origin for US imports, from Census customs data (2023).
JP 32%JapanKR 27%South KoreaDE 8%GermanyCA 6%CanadaCN 4%China
- Liechtenstein
- Chile
- Ireland
- Vietnam
- Austria
- Brazil
- Colombia
- Israel
- Australia
- Turkey
- United Arab Emirates
- Bosnia and Herzegovina
- Hungary
- Denmark
- South Africa
- Philippines
- Norway
- Czech Republic
- El Salvador
- New Zealand
- Portugal
- Slovenia
- Morocco
- Monaco
- Argentina
- Saudi Arabia
- Finland
- Egypt
- Oman
- Slovakia
- Qatar
- Ukraine
- Lebanon
- Estonia
- Serbia
- Costa Rica
- Belarus
- Peru
- Hong Kong
- Croatia
- Luxembourg
- Cambodia
- Bulgaria
- Greece
- Uruguay
- Romania
- Tunisia
- Zimbabwe
- Dominican Republic
- Georgia
- Malta
- Sri Lanka
- Jamaica
- Armenia
EPA-registered manufacturers (7)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Peter Greven Gmbh & Co Kg · DE Germany
Baerlocher Production
Mallinckrodt
Martin Marietta Materials
Norac Additives
Show all 7
Pmc Biogenix
Polymer Addtives Inc. Dba Valtris Specialty Chemcials
EPA-registered importers (14)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Faci Spa · IT Italy
Ineos · IM Isle of Man
Ioi Acidchem Sdn Bhd · MY Malaysia
Lg Chem · KR South Korea
Techno-Umg · JP Japan
Show all 14
Acidchem (Usa)
Acme-Hardesty Co A Division Of Jacob Stern & Sons
Faci Usa Industrial
Goulston Technologies
Ineos Styrolution America
Lbb Specialties Holdings
Lg Chem America
Silver Fern Chemical
Techno-Umg Americ
Why It Matters
Sectors
HealthFoodEnergyPlastics & RubberTextilesCore Chemicals
Downstream UsesNo data available
FDA Shortage Status
Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."
No FDA shortage records
Industrial Uses
Used in 8 sectors as 5 functional roles.
- •Lubricating agent in Plastics Material and Resin ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Lubricating agent in Synthetic Rubber ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Surface modifier in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Lubricants and lubricant additives in Textiles, apparel, and leather manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Lubricants and lubricant additives in Plastics Product Manufacturing (100%)Processing—incorporation into article
- •Lubricants and lubricant additives in Petroleum Lubricating Oil and Grease Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Lubricating agent in Plastics Product Manufacturing (100%)Processing—incorporation into article
- •Lubricating agent in Custom Compounding of Purchased Resins (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Flame retardants in Plastics Product Manufacturing (92%)Processing—incorporation into formulation, mixture, or reaction product
- •Lubricants and lubricant additives in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Fillers in Pharmaceutical and Medicine Manufacturing (2%)Processing—incorporation into article
- •Lubricants and lubricant additives in Custom Compounding of Purchased Resins (75%)Processing—incorporation into article
- •Fillers in All Other Chemical Product and Preparation Manufacturing (10%)Processing—incorporation into article
Chemical Identity
CAS557-04-0
PubChem CID11177
DTXSIDDTXSID2027208
FormulaC36H70MgO4
Mol. Weight591.2 g/mol
SMILESCCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].[Mg+2]
Data Sources
DTXSID20272082026-04-06
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
111772026-04-06
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/11177/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/11177.json
557-04-02026-04-24
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv
CAS 557-04-02026-04-25
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr_industrial.csv