Science
Mechanism of Action
This ingredient primarily controls viscosity and acts as a mild antimicrobial and preservative, especially in anhydrous systems where it boosts hardness. On skin, it offers subtle astringent benefits and pH buffering.
Research
Clinical Evidence
Medium confidence0.1%
Key findings
- 01 A multi-active serum containing 0.1% Aluminum Benzoate demonstrated significant wrinkle reduction and improved hydration over 12 weeks with no observed skin irritation.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Insoluble in water, it disperses in oil phases or anhydrous systems, remaining stable. It is most effective as a preservative in slightly acidic to neutral environments.
Conflicts
- Strong oxidizing agents
- Anionic surfactants
- Highly alkaline environments
Safety
Safety Profile
Reviewed as part of aluminum salts, it is restricted to 1% total benzoates in Japan. The FDA considers it safe for non-inhalable cosmetic use.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Aluminum Benzoate is a valuable multi-functional ingredient that enhances formula stability and texture while offering mild skin benefits and a low-risk profile.
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References
Sources