Science
Mechanism of Action
As an anionic silicone, DIMETHICONE PEG-8 PHOSPHATE forms a lightweight, occlusive film on the skin's surface. This barrier effectively minimizes transepidermal water loss, thereby locking in moisture and preventing dehydration. Concurrently, it improves the spreadability of formulations and imparts a distinctly smooth, silky tactile finish. Its phosphate ester moiety provides anionic character, which is crucial for stabilizing emulsions and optimizing skin compatibility, thus positively influencing the product's sensory profile.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
This ingredient readily integrates into clear systems, simplifying the emulsification and stabilization processes. Its phosphate derivative structure promotes excellent emulsion stability, maintaining integrity even within skin-compatible pH ranges.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has assessed DIMETHICONE PEG-8 PHOSPHATE and similar dimethicone copolyols as safe for cosmetic use, with a confirmed maximum concentration of 10%. Due to its substantial molecular weight, significant skin absorption is considered unlikely. The US FDA also acknowledges this ingredient as safe for certain food applications. However, it is important to note concerns from EWG regarding potential contamination by toxic impurities, such as ethylene oxide and 1,4-dioxane, particularly in PEG-containing ingredients used in inhalable product forms.
Your Skin
Skin Compatibility
Our Assessment
Verdict
DIMETHICONE PEG-8 PHOSPHATE is a valuable anionic silicone that enhances formulation stability, provides comprehensive skin conditioning, and improves the sensory experience of products, deemed safe for use up to 10% across all skin types.
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