Science
Mechanism of Action
This ingredient operates by forming a lightweight, vapor-permeable film on the skin's surface, which is instrumental in maintaining optimal skin condition. As an emollient, it imparts a silky-smooth tactile experience and significantly improves the spreadability of cosmetic formulations due to its inherently low surface tension. It additionally contributes to product integrity as an emulsion stabilizer.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Phenylisopropyl Dimethicone exhibits high chemical stability, maintaining its integrity within a wide pH range of 3 to 10. Its inert nature ensures seamless compatibility with oils, waxes, pigments, and sensitive active ingredients such as retinoids, niacinamide, and UV filters, preventing undesirable chemical interactions. It also synergistically enhances the performance and stability of other silicones in a formulation.
Synergies
- Other silicones
Safety
Safety Profile
The CIR Expert Panel concluded that dimethicone and its substituted polymers, including Phenylisopropyl Dimethicone, are safe for use in cosmetic products when formulated to be non-irritating. An exception applies to products used with airbrush devices, where incidental inhalation data are currently insufficient. The EWG has noted potential concerns regarding contamination.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Phenylisopropyl Dimethicone is a valuable silicone for enhancing skin texture, optimizing product spreadability, and bolstering formulation stability, offering broad skin compatibility and a favorable safety profile.
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