Science
Mechanism of Action
This copolymer primarily enhances product stability by acting as an emulsifier, effectively blending oil and water phases to prevent separation within formulations. Its binding capabilities help to maintain ingredient cohesion, while its viscosity-controlling properties allow for precise texture management. On the skin, the PEG segment is theorized to form a subtle film that reduces transepidermal water loss, thereby supporting the skin's natural moisture barrier and promoting hydration.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Functions effectively as an emulsion stabilizer, crucial for maintaining the consistency of formulations and preventing phase separation.
Conflicts
- Concentrated nitric acid
- Sulphuric acid
- Strong oxidizing agents
Safety
Safety Profile
Specific safety assessments by the Cosmetic Ingredient Review (CIR) for PEG-100/IPDI Copolymer are currently insufficient. However, related PEG Stearates, including PEG-100 Stearate, have been deemed safe for use by the CIR. A general consideration for PEG compounds is the potential for 1,4-dioxane contamination during manufacturing; this risk can be minimized through stringent purification processes.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While PEG-100/IPDI Copolymer offers valuable formulation benefits as an emulsion stabilizer and viscosity controller, a comprehensive safety and efficacy verdict for skin application is currently limited by insufficient specific clinical and dermatological data.
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