Magnesium ascorbate

Drug ingredient

CAS 15431-40-0

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

Molecular structure of 15431-40-0 — 1 Mg²⁺

US productionNot reported

Import value, 2024$190M

Top sourceChina 73%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293627 · narrow

These shares come from HS customs code 293627, which covers 6 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 73%ChinaGB 20%United KingdomIN 2%IndiaDE 1%GermanyKR 1%South Korea

Japan
Canada
Israel
Switzerland
Taiwan
Poland
Hong Kong
Denmark
Australia
Slovakia
Ukraine
Spain
Mexico
Belgium
Latvia
Italy
Ecuador
Georgia
Malaysia

2 FDA-registered drug labelers

Jaymac Pharmaceuticals

Jaymac Pharmaceuticals, LLC

Why It Matters

Sectors

Health

Downstream Uses

Appears in 2 drug and cosmetic product listings (FDA).

•EnBrace HR
•PaxLyte

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

Chemical Identity

CAS15431-40-0

PubChem CID54682511

DTXSIDDTXSID40165586

FormulaC12H14MgO12

Mol. Weight374.54 g/mol

SMILESC(C(C1C(=C(C(=O)O1)[O-])O)O)O.C(C(C1C(=C(C(=O)O1)[O-])O)O)O.[Mg+2]

Data Sources

PubChem · compound 54682511Retrieved 2026-04-07
FDA National Drug Code directoryRetrieved 2026-04-25
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Magnesium ascorbate (CAS 15431-40-0) https://chemicalindependence.com/chemical/15431-40-0/ PubChem: 54682511. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/54682511 FDA National Drug Code directory: CAS 15431-40-0. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293627 for CAS 15431-40-0. Reporting year: 2024. https://usatrade.census.gov/