Science
Mechanism of Action
This ingredient operates by lowering the surface tension between product components, a key characteristic of a surfactant, which enables it to attract and effectively lift dirt, oil, and other impurities from the skin's surface. Concurrently, it acts as an emulsifier, facilitating the homogeneous blending of oil and water-based ingredients, thereby enhancing formulation stability and preventing ingredient separation.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
As a carboxylic acid, Laureth-3 Carboxylic Acid may influence the pH balance of a formulation, which could impact its consistency, efficacy, and shelf life. The performance of related carboxylic acids is known to be pH-dependent, shifting from nonionic to anionic behavior based on pH conditions.
Conflicts
- Carboxylic acids, including Laureth-3 Carboxylic Acid, may interact with other active ingredients, potentially diminishing their effectiveness or leading to undesired effects within a formulation.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has assessed Laureth compounds, including derivatives like Laureth-3 Carboxylic Acid, as safe for use in cosmetics when formulated to be non-irritating. Improper formulation carries the potential for skin irritation. Developmental and reproductive toxicity studies, along with mutagenicity data, for these compounds have been negative. Trace amounts of 1,4-dioxane, a by-product of the ethoxylation process, can be controlled through purification steps. No explicit SCCS opinion or FDA cosmetic approval status was found for this specific ingredient.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Laureth-3 Carboxylic Acid is a valuable formulating agent, crucial for cleansing and stabilizing products, provided it is precisely formulated to minimize potential for skin irritation.
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