Science
Mechanism of Action
It forms a temporary gel-like plug within sweat ducts by reacting with moisture and proteins, physically blocking perspiration release. Its complex structure, including propylene glycol, enhances penetration and barrier stability compared to simpler aluminum salts.
Research
Clinical Evidence
High confidence20%
Key findings
- 01 At 20%, it provides up to 72 hours of sweat and odor protection by significantly reducing underarm wetness, qualifying as 'Clinical Strength'.
- 02 At 15.4%, it effectively acts as an astringent and deodorant in stick formulations, ensuring a dry feel and odor control for daily use.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Highly stable in suspension and silicone-based systems. Propylene glycol enhances transparency in gels and improves skin feel.
Conflicts
- Incompatible with aerosol delivery systems
- May react with strong oxidizers
- Can be deactivated by high concentrations of certain water-soluble inorganic salts
Safety
Safety Profile
FDA and Health Canada limit its concentration to 20% on an anhydrous basis. It is prohibited in aerosols due to inhalation concerns, with low dermal absorption (0.012%) confirmed for non-sprayable products.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This highly effective antiperspirant is essential for formulations targeting significant sweat and odor reduction, with a robust safety profile within regulatory limits.
Related
Similar Ingredients
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References
Sources