Fragrance avoidance
Nothing to weigh for this context yet.
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.
- beauty
Aminopropyl magnesium polysilsesquioxane chloride
Concern score
Not assessed — no hazard data yet.
Aminopropyl magnesium polysilsesquioxane chloride in plain language
Used in cosmetics as an antimicrobial, a humectant and a skin-conditioning agent.
- Antimicrobial
- Humectant
- Skin conditioning
- We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.
What we know about this ingredient
Canonical ingredient record built from 1 public-source records.
Regulation
No restrictions found. Aminopropyl magnesium polysilsesquioxane chloride appears in these published regulatory listings.
EUCosIngActiveAminopropyl Magnesium Polysilsesquioxane Chloride is a resinous material composed of a mixture of three-dimensional siloxane polymers and oligomers with cage structures. For the oligomers, each silicon atom in the polysilsesquioxane is connected via oxygen atoms to three other silicon atoms and can be represented by the empirical formulation RSiO3/2, where R represents the aminopropyl group. For the larger polymeric polysilsesquioxanes, some of the silicon atoms are not connected to other silicon atoms and instead have a silanol (SiOH) group. Aminopropyl Magnesium Polysilsesquioxane Chloride is prepared by the hydrolysis and condensation of 3-aminopropyltriethoxysilane, and reaction with magnesium chloride
- Aminopropyl Magnesium Polysilsesquioxane Chloride is a resinous material composed of a mixture of three-dimensional siloxane polymers and oligomers with cage structures. For the oligomers, each silicon atom in the polysilsesquioxane is connected via oxygen atoms to three other silicon atoms and can be represented by the empirical formulation RSiO3/2, where R represents the aminopropyl group. For the larger polymeric polysilsesquioxanes, some of the silicon atoms are not connected to other silicon atoms and instead have a silanol (SiOH) group. Aminopropyl Magnesium Polysilsesquioxane Chloride is prepared by the hydrolysis and condensation of 3-aminopropyltriethoxysilane, and reaction with magnesium chlorideSource →
Expert safety opinions
No expert opinion on file for Aminopropyl magnesium polysilsesquioxane chloride. 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 Aminopropyl magnesium polysilsesquioxane chloride yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Where this comes from
- Open →
CosIng
regulatory · updated 2026-09-23
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
No signal in this context