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PEG/PPG-17/4 DIMETHYL ETHER.

Valuable / SKIN CONDITIONING

PEG/PPG-17/4 Dimethyl Ether is a precision-engineered skin conditioning agent and humectant, designed to enhance skin hydration without a sticky after-feel. It actively contributes to improved skin elasticity and tactile sensitivity, making it particularly beneficial for individuals with dry or compromised skin barriers.

Summary

Skin Conditioning Agent Humectant Solvent Texture Enhancer Emulsifier Binding Agent Softening Agent

Science

Mechanism of Action

This ingredient operates by augmenting the water content within the stratum corneum, the skin's outermost layer, thereby reducing flakiness and enhancing skin extensibility. This leads to improved tactile sensitivity and a restored sense of elasticity. It provides a significant moisture-retaining effect while maintaining a non-tacky finish, which helps prevent and alleviate dry skin conditions. Additionally, its properties allow it to function as a co-surfactant, facilitating the creation of extremely fine emulsions for optimized product texture and delivery.

Research

Clinical Evidence

Medium confidence
Effective range ≥0.1%
Optimal

N/A

Key findings

  1. 01 At a 0.1% concentration, it contributes to a distinct moisturizing sensation within a cosmetic base.
  2. 02 Application in a moisturizing cream leads to increased tactile sensitivity and overall hydration.
  3. 03 As a polyoxyethylene/polyoxypropylene dimethyl ether (EPDME) type, it delivers a high moisture-retaining effect without stickiness, preventing and improving dry skin with consistent daily use. A synergistic effect on dry skin is observed when combined with glycerol.

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Both
Optimal pH N/A
0 7 14

Stability

Demonstrates excellent stability across a wide pH range, performing consistently in both acidic and alkaline formulations.

Synergies

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Conflicts

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Safety

Safety Profile

CIR Status
Safe with restrictions
Sensitization risk Low

The CIR Expert Panel thoroughly assessed PEG/PPG-17/4 Dimethyl Ether among 131 alkyl PEG/PPG ethers, concluding their safety under current cosmetic use practices and concentrations, provided formulations are non-irritating. Given their larger molecular weight, these ethers are less likely to significantly penetrate the skin. While general concerns exist regarding potential impurities like ethylene oxide and 1,4-dioxane in PEGs and PPGs, rigorous manufacturing purification steps are employed to minimize these contaminants.

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Unknown
Comedogenicity Unknown

Our Assessment

Verdict

Valuable

PEG/PPG-17/4 Dimethyl Ether is a valuable, multifunctional ingredient that significantly enhances skin hydration and texture without stickiness, backed by good safety data and versatile formulation properties.

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