What does Magnesium benzoate do?

Used in cosmetics as a preservative. Magnesium Benzoate is the magnesium salt of Benzoic Acid.

Is Magnesium benzoate safe?

We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

beauty
industrial

Magnesium benzoate

CAS 553-70-8

Concern score

Not assessed — no hazard data yet.

Magnesium benzoate in plain language

What it is: Also known as Magnesium dibenzoate · Benzoic acid magnesium salt (2:1) · AKOS015915118 · Benzoic acid, magnesium salt (2:1) · Brino · CAS-553-70-8
Show all 11 names
DB-052722 · Magnesiumbenzoate · NCGC00256090-01 · Pjjzfxpjnuvbmr-uhfffaoysa-l · UNII-K3J0WY6SYW
What it does: Used in cosmetics as a preservative. Magnesium Benzoate is the magnesium salt of Benzoic Acid.
Preservative
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Magnesium benzoate appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Industrial

EUCosIngActiveMagnesium Benzoate is the magnesium salt of Benzoic Acid. It conforms to the formula: Restriction: V/1a
- Magnesium Benzoate is the magnesium salt of Benzoic Acid. It conforms to the formula: Restriction: V/1aSource →
USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Preservative.
- EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Preservative.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Magnesium benzoate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.

Evidence & sources

No graded research studies for Magnesium benzoate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

CosIng
regulatory · updated 2026-09-23
Open →
EPA Chemical and Products Database
exposure · updated January 7, 2008
Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
Open →
FDA GSRS UNII
registry · updated 2026-02-26
Open →
openFDA Substance
registry · updated 2026-05-24
Open →
PubChem Live Enrichment
chemistry · updated 2026-05-17
Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Food use

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Magnesium benzoate in a product composition. These are source records, not Greenveil catalog products.

Named organisations

Typical roles

Preservative

See products using Magnesium benzoate →