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Cosmetic ingredient (INCI)

Magnesium Oxide

Used in cosmetic products as absorbent, buffering and opacifying. Magnesium oxide (CI 77711)

The chemical behind this ingredient

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

Magnesium oxide chemical structure, MgO, CAS 1309-48-4
Magnesium oxide
CAS 1309-48-4MgO
448 suppliers
Magnesium oxide

IUPAC name: oxomagnesium

  • 2D structure and identifiers
  • Measured and computed properties
  • GHS safety summary
  • Suppliers, prices and trade data

Magnesium Oxide suppliers

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Frequently asked questions

What is Magnesium Oxide used for in cosmetics?

Magnesium Oxide is used in cosmetic products as absorbent, buffering and opacifying. Magnesium oxide (CI 77711)

Is Magnesium Oxide restricted in cosmetics in the EU?

No EU restriction annex is recorded for Magnesium Oxide in our records. Rules change and differ by market, so always check the current regulation before you formulate.

What is the CAS number of Magnesium Oxide?

Magnesium Oxide is listed with CAS number 1309-48-4 and EC number 215-171-9.

Where can I buy Magnesium Oxide?

8 suppliers list Magnesium oxide on CompoundList. Compare them below or post a buy request with your grade and quantity.