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PEG-7 PROPYLHEPTYL ETHER.

Valuable CAS - / EMULSION STABILISING

PEG-7 Propylheptyl Ether is a versatile polyglycol ether that functions primarily as a surfactant and emulsifier in skincare formulations. It facilitates the harmonious blending of oil and water-based ingredients, enhancing product stability and texture while offering gentle cleansing properties.

Summary

Surfactant Emulsifying Agent Emulsion Stabilizer Solubilizing Agent Cleansing Agent Dispersing Agent Light Stabilizer

Science

Mechanism of Action

This ingredient operates as a surfactant by lowering the surface tension between different phases, enabling effective dispersion and solubilization of various components. Its molecular structure features both lipophilic and hydrophilic parts, allowing it to form and stabilize emulsions, preventing phase separation. Additionally, it contributes to product integrity by acting as a light stabilizer, protecting formulations from light-induced degradation.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Both
Optimal pH N/A
0 7 14

Stability

PEG-7 Propylheptyl Ether demonstrates moderate resistance to degradation across both acidic and alkaline pH environments. While it tends to form turbid solutions when dispersed in water, it readily dissolves in various organic solvents, including methanol and acetone. Its amphiphilic nature is crucial for its function as an emulsifier, effectively integrating immiscible oil and water ingredients.

Safety

Safety Profile

CIR Status
Safe with restrictions
Max tested
5%
Sensitization risk Low

The Cosmetic Ingredient Review (CIR) Expert Panel has evaluated alkyl PEG/PPG ethers, including PEG-7 Propylheptyl Ether, concluding their safety under current cosmetic use practices and concentrations, provided formulations are non-irritating. For leave-on products, typical concentrations are maintained at 5% or below. While there is no specific SCCS opinion for this ingredient, it is registered within the FDA Global Substance Registration System (GSRS).

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Valuable

PEG-7 Propylheptyl Ether is a valuable multi-functional ingredient that significantly contributes to product stability, texture, and ingredient dispersion across all skin types, exhibiting low irritancy when formulated within its established maximum concentration of 5%.

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