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Cosmetic ingredient (INCI)

Magnesium Benzoate

Used in cosmetic products as preservative. Magnesium Benzoate is the magnesium salt of Benzoic Acid.

Allowed preservative

EU Cosmetics Regulation (EC) No 1223/2009, Annex V/1a.

Annex V/1a: 0.5% (acid)

The chemical behind this ingredient

Structure, properties, safety data and price information live on the chemical page.

Magnesium benzoate chemical structure, C14H10MgO4, CAS 553-70-8
Magnesium benzoate
CAS 553-70-8C14H10MgO4
1 supplier
Magnesium benzoate

IUPAC name: magnesium dibenzoate

  • 2D structure and identifiers
  • Measured and computed properties
  • GHS safety summary
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Magnesium Benzoate suppliers

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Frequently asked questions

What is Magnesium Benzoate used for in cosmetics?

Magnesium Benzoate is used in cosmetic products as preservative. Magnesium Benzoate is the magnesium salt of Benzoic Acid.

Is Magnesium Benzoate restricted in cosmetics in the EU?

Magnesium Benzoate is listed in the annexes of EU Cosmetics Regulation (EC) No 1223/2009: Annex V/1a (allowed preservative). Annex V/1a: 0.5% (acid) Always check the full annex entry for the conditions of use.

What is the CAS number of Magnesium Benzoate?

Magnesium Benzoate is listed with CAS number 553-70-8 and EC number 209-045-2.

Where can I buy Magnesium Benzoate?

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