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Alumina Magnesium Metasilicate
AKA “Magnesium aluminum silicate, Magnesium metasilicate aluminate”
Ingredient
Ingredient Facts
Alumina magnesium metasilicate
AKA: Magnesium aluminum silicate, Magnesium metasilicate aluminate
Ingredient · Absorbent · EWG: 1
Synthetic
Clean
Alumina Magnesium Metasilicate is a cosmetic ingredient used as absorbent, bulking, viscosity controlling. Rated low hazard by EWG. Assessed as safe by the CIR.
Form
Powder
See origin →
Functions
Absorbent
Bulking
Viscosity Controlling
Absorbs Excess Oil
Adds Body & Volume
Controls Viscosity
Locks In Moisture
Smooths skin texture
Helps mattify skin surface
Traditional Use
A synthetic silicate mineral developed in the 20th century for use as an absorbent, opacifier, and anti-caking agent in cosmetics and pharmaceuticals.
Skin Types
●all-skin-types, gentle
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-1
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Final Report on the Safety Assessment of Aluminum Silicate, Calcium Silicate, Magnesium Aluminum Silicate, Magnesium Silicate, Magnesium Trisilicate, Sodium Magnesium Silicate, Zirconium Silicate, Att
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Final Report on the Safety Assessment of Silica, Alumina Magnesium Metasilicate, Aluminum Calcium Sodium Silicate, Aluminum Iron Silicates, Hydrated Silica and Potassium Aluminum Silicate
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Alumina Magnesium Metasilicate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Magnesium Aluminum Silicate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Final report on the safety assessment of aluminum silicate, calcium silicate, magnesium aluminum silicate, magnesium silicate, magnesium trisilicate,
Elmore AR, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2003
→
Final report on the safety assessment of aluminum silicate, calcium silicate, magnesium aluminum silicate, magnesium silicate, magnesium trisilicate,
Elmore AR, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2003
→
Final report on the safety assessment of aluminum silicate, calcium silicate, magnesium aluminum silicate, magnesium silicate, magnesium trisilicate,
Elmore AR, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2003
→
Final report on the safety assessment of aluminum silicate, calcium silicate, magnesium aluminum silicate, magnesium silicate, magnesium trisilicate,
Elmore AR, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2003
→
Final report on the safety assessment of aluminum silicate, calcium silicate, magnesium aluminum silicate, magnesium silicate, magnesium trisilicate,
Elmore AR, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2003
→
Final report on the safety assessment of aluminum silicate, calcium silicate, magnesium aluminum silicate, magnesium silicate, magnesium trisilicate,
Elmore AR, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2003
→
Final report on the safety assessment of aluminum silicate, calcium silicate, magnesium aluminum silicate, magnesium silicate, magnesium trisilicate,
Elmore AR, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2003
→
Alumina Magnesium Metasilicate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Magnesium Aluminum Silicate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Verified Jun 2026
Data: CosIng · EWG · CIR