Science
Mechanism of Action
PEG-14M operates multi-dimensionally within formulations and on the skin. As a humectant, it effectively draws and retains moisture, significantly boosting skin hydration. Its solvent properties ensure ingredients blend cohesively, contributing to product uniformity and improved texture. Functioning as an emulsifier, it enables the stable combination of oil and water phases, thereby stabilizing emulsions and modifying product viscosity. On the skin, it forms a fine film, enhancing the adsorption of other conditioning agents and improving film-forming uniformity, which results in softer, smoother skin with enhanced elasticity. Additionally, it improves product rheological properties and boosts foam stability in cleansing products, facilitating a pleasant absorption experience.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
PEG-14M exhibits excellent stability and resistance to decomposition, characterized by a light scent. It is instrumental in creating cohesive and stable formulations, facilitating the development of clear gel or cream products that absorb rapidly without leaving a greasy residue. Its presence can also contribute to an extended product shelf life by inhibiting microbial growth.
Synergies
- Functions synergistically with other conditioning ingredients, enhancing their adsorption onto skin and hair.
Conflicts
- Incompatible with organic cosmetic certifications due to its manufacturing process (ethoxylation) and the potential for 1,4-dioxane as a byproduct.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has affirmed the safety of polyethylene glycol ingredients, including PEG-14M, in cosmetic and personal care products. PEGs generally demonstrate low oral and dermal toxicity, are minimally irritating, and are not categorized as sensitizers, mutagenic, or carcinogenic. While there is a potential for 1,4-dioxane contamination, a possible human carcinogen, this risk is effectively mitigated through rigorous purification processes. As a high molecular weight PEG (greater than PEG-75), PEG-14M is not absorbed through intact skin, although absorption may occur through severely compromised skin. Its use is regulated by the European Union and the U.S. FDA to ensure consumer safety.
Your Skin
Skin Compatibility
Our Assessment
Verdict
PEG-14M is a valuable formulation aid and humectant, enhancing product stability, texture, and skin hydration with a favorable safety profile.
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