Science
Mechanism of Action
PEG-12/POLY(1,2-BUTANEDIOL)-12 METHOXY ISOPROPYL ETHER functions primarily as a humectant, drawing water from the environment and binding it within the stratum corneum to prevent transepidermal water loss and sustain epidermal hydration. Concurrently, its surfactant properties reduce the surface tension of cosmetic formulations, which facilitates superior spreading and even application. It also serves as an efficient solvent and solubilizer for various cosmetic components, including active substances, fragrances, and dyes, promoting their homogenous dispersion. Furthermore, the ingredient contributes to rheological modification, offering softening and anti-electrostatic benefits to the final product texture.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
The PEG-12 component of this ingredient exhibits optimal stability within a pH range of 4.0–7.5 when assessed at a 1:20 concentration. General PEG compounds, particularly when incorporated into solid dispersions with specific polymers, may experience phase separation during storage under conditions of elevated temperature and humidity, such as 40°C/75% RH for a duration of three months, due to their inherent hygroscopic nature.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has concluded that alkyl PEG/PPG ethers, the class to which this ingredient belongs, are safe for use in cosmetics under current practices, provided formulations are non-irritating. While specific safety data for this exact ingredient were not extensively detailed, the Panel relied on comprehensive data for similar analogue compounds. General PEG-12 is noted for its low toxicity and irritation potential, although lower molecular weight PEG-12 variants might demonstrate increased toxicity. The FDA has also approved PEG-12 for use as a non-direct food additive.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This versatile ingredient effectively boosts skin hydration and acts as a crucial formulation aid, ensuring optimal product performance with a low safety risk.
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References
Sources