MAGNESIUM TRISILICATE
Dimagnesium trisilicon octaoxide
MAGNESIUM TRISILICATE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.
Regulatory evidence by market
No rule for this ingredient has been imported for any of the 13 markets tracked here.
That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.
Chemical identity and properties
Magnesium Trisilicate
Magnesium trisilicate is an inorganic compound that is used as an antacid in the treatment of peptic ulcers. — DrugBank
- IUPAC name
- dimagnesium;dioxido-bis[[oxido(oxo)silyl]oxy]silane
- Molecular formula
- Mg2O8Si3
- Molecular weight
- 260.86 g/mol
- Exact mass
- 259.8601799 Da
- Topological polar surface area
- 145.0 Ų
- Hydrogen-bond donors
- 0
- Hydrogen-bond acceptors
- 8
- Covalent units
- 3
- Defined stereocentres
- 0
Also known as
16 more reported names
External database identifiers
- ChEMBL:CHEMBL2096633
- EPA DTXSID:DTXSID50904706
Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.
Inventory details for MAGNESIUM TRISILICATE
INCI name
MAGNESIUM TRISILICATE
Ph. Eur. name
magnesii trisilicas
Description
Dimagnesium trisilicon octaoxide
Record provenance
- Inventory reference
- 35125
- Imported identity
- MAGNESIUM TRISILICATE
- Source update
- 15/10/2010
Annex records for MAGNESIUM TRISILICATE
Key data
- ABRASIVE
- Removing unwanted tissue or foreign materials from various body surfaces, including mechanical tooth cleaning and/or gloss improvement.
- ABSORBENT
- Taking up water- and/or oil-soluble (dissolved or finely dispersed) substances.
- ANTICAKING
- Preventing agglomeration of particulate solids into lumps or hard masses (cohesive cake), thus allowing free flow of particles.
- BULKING
- Non-reactive (chemically inert), solid ingredients that dilute other solids and/or increase the volume of cosmetic products.
- OPACIFYING
- Reducing transparency or translucency of cosmetics.
- VISCOSITY CONTROLLING
- Increasing or decreasing the viscosity (thickness) of cosmetics.
Official EU ingredient-name evidence
The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.
Related inventory evidence
Ingredients with overlapping formulation functions
Additional official and scientific sources
11 external databases to check this identity in
Each link searches that source for this identity. What each source is, and its legal weight
How MAGNESIUM TRISILICATE appears in the CosIng inventory
The CosIng inventory lists MAGNESIUM TRISILICATE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.
MAGNESIUM TRISILICATE is also tagged with 6 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.
Frequently asked questions
Source note for MAGNESIUM TRISILICATE
This page reproduces the CosIng inventory entry for MAGNESIUM TRISILICATE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.
Use this inventory page to research MAGNESIUM TRISILICATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.
Tools & next steps
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