Science
Mechanism of Action
Functions by inserting between polymer chains to enhance film flexibility and prevent cracking in nail formulations, while serving as a fixative in fragrances by equalizing vapor pressure of aromatic compounds to extend scent longevity.
Research
Clinical Evidence
Medium confidence0.5%
Key findings
- 01 200-volunteer patch test demonstrated absence of primary irritation or sensitization at 100% concentration (Journal of American College of Toxicology, 1992)
- 02 CIR safety assessment established <1% threshold for topical cosmetic use (1992, reaffirmed 2017)
Transparency
Dusting Analysis
Not typically subject to dusting due to regulatory restrictions and safety concerns in modern formulations
The Formula
Formulation
Stability
Demonstrates stability under standard storage conditions but requires protection from temperature extremes. Susceptible to ester hydrolysis under extreme pH conditions.
Conflicts
- Strong oxidizing agents
- Strong acids
- Strong bases
Safety
Safety Profile
Banned in EU under Annex II of Cosmetics Regulation. Classified as Category 1B reproductive toxin and endocrine disruptor. Restricted in ASEAN and China markets.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Despite low irritancy profile, regulatory restrictions and endocrine disruption concerns make this ingredient inadvisable for modern precision skincare formulations.
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References
Sources