Science
Mechanism of Action
This ingredient operates by effectively reducing the surface tension between the immiscible oil and water phases within a cosmetic formulation. This action facilitates the formation of stable emulsions, preventing phase separation and contributing to a consistent, smooth texture in the final product.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
PEG/PPG-18/18 Isostearate primarily functions as an emulsifier and emulsion stabilizer, roles that do not typically involve 'dusting' or concerns related to active ingredient concentration for direct skin benefits.
The Formula
Formulation
Stability
Functions as an emulsion stabilizer, indicating its role in maintaining the stability of oil-in-water or water-in-oil mixtures, thereby extending product shelf-life and consistency.
Safety
Safety Profile
While the Cosmetic Ingredient Review (CIR) has generally assessed various polyethylene glycols (PEGs) and their compounds as relatively safe for cosmetic use, PEG/PPG-18/18 Isostearate specifically lacks dedicated safety assessments from the CIR, SCCS, or FDA. Therefore, detailed information regarding its sensitization potential is not available.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG/PPG-18/18 Isostearate serves a valuable role in maintaining the structural integrity of emulsion-based formulations; however, the absence of dedicated safety reviews and specific skin compatibility data necessitates further research for a comprehensive assessment.
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References
Sources