Acids & Salts Available — Bulk Only

Magnesium Ascorbate (Magnesium L-Ascorbate)

CAS 15431-40-0 · Formula C12H14MgO12 · MW 374.54 g/mol

A pH-buffered, non-acidic vitamin C salt for supplement, food, and skin-care formulations. It is used as a non-acidic vitamin C source and antioxidant ingredient in dietary-supplement, food, and cosmetic formulations.

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CAS Number
15431-40-0
Formula
C12H14MgO12
Molecular Weight
374.54 g/mol
Material Family
Acids & Salts
At a Glance
Material Family
Acids & Salts
Record Type
Pure compound
Primary Role
Conditioning
Functional Roles
MAGNESIUM ASCORBATE
ANTIOXIDANTSKIN CONDITIONING
Industries Served
Applications & Use Cases
  • Supplement ingredient: Non-acidic vitamin C source.
  • Antioxidant: Antioxidant additive in formulations.
  • Cosmetics: Skin-conditioning vitamin C derivative.
Safety & Handling
Full SDS available on request

A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.

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Chemical Identity
CAS Number
15431-40-0
Molecular Formula
C12H14MgO12
Molecular Weight
374.54 g/mol
IUPAC Name
magnesium bis((2R)-2-[(1S)-1,2-dihydroxyethyl]-3-hydroxy-5-oxo-2H-furan-4-olate)
INCI Name
MAGNESIUM ASCORBATE
PubChem CID
InChI Key
AIOKQVJVNPDJKA-ZZMNMWMASA-L
Synonyms & Trade Names
Magnesium Ascorbate Ascorbic acid, magnesium salt Vitamin C magnesium salt L(+)-Ascorbic acid magnesium salt Magnesium di L Ascorbate (+)-Magnesium L-ascorbate Magnesium di-L-ascorbate EBC-26842
Full Description

Magnesium ascorbate (CAS 15431-40-0) is the magnesium salt of L-ascorbic acid (vitamin C), supplied here as a 20% standardized powder. It is used as a non-acidic vitamin C source and antioxidant ingredient in dietary-supplement, food, and cosmetic formulations.

Frequently Asked Questions

What is magnesium ascorbate used for?

Magnesium ascorbate (CAS 15431-40-0) is used as a non-acidic vitamin C source and antioxidant ingredient in dietary-supplement, food, and cosmetic formulations. It is the magnesium salt of L-ascorbic acid, supplied here as a 20% standardized powder.

What is magnesium ascorbate made from?

It is the magnesium salt of L-ascorbic acid (vitamin C), formula C12H14MgO12 (CAS 15431-40-0). This 20% grade is standardized on an inert carrier for uniform metering into blends.

Is magnesium ascorbate acidic like ascorbic acid?

As a magnesium salt of ascorbic acid, it is a non-acidic (buffered) vitamin C form, in contrast to free L-ascorbic acid. This makes it useful where a less acidic ascorbate source is preferred in formulation.

What does the 20% standardization mean for this powder?

The powder is standardized to 20% magnesium ascorbate content for consistent dosing in supplement, food, and cosmetic blends. Confirm exact assay and lot values against the Certificate of Analysis for each shipment.

How is bulk magnesium ascorbate 20% powder supplied and priced?

It is supplied as a standardized powder in bulk for formulation. Pricing depends on volume and packaging; request a bulk quote with your target quantity for current pricing, CoA, and SDS.

Disclaimer. Information on this page — including properties, identifiers, hazard, transport (DOT/UN) and tariff (HS) classifications, and applications — is provided for general reference and is compiled from authoritative public sources (e.g. PubChem/ECHA, 49 CFR 172.101, the Harmonized Tariff Schedule). Values are typical and are not a guaranteed specification; the Certificate of Analysis (CoA) for the lot purchased governs. Products are sold for industrial and professional use only. Nothing here is a medical, health, or efficacy claim or advice. Always consult the current Safety Data Sheet (SDS) before handling, storage, transport or disposal, and confirm regulatory status, classification and suitability for your application and jurisdiction. Hazard, transport and tariff classifications must be verified for your specific shipment. RawSource makes no warranty, express or implied, and assumes no liability for use of this information. Trademarks. Third-party trademarks and brand names are the property of their respective owners; any reference is nominative — used only to identify a comparable product — and does not imply affiliation with, sponsorship by, or endorsement by the trademark owner.