Science
Mechanism of Action
This ingredient primarily acts as an emulsifier, stabilizing mixtures of oil and water to ensure uniform distribution of active ingredients and a consistent product texture. It also functions as a surfactant and cleansing agent, effectively removing dirt and impurities from the skin. Furthermore, LANETH-4 PHOSPHATE contributes to maintaining skin moisture, softness, and elasticity, and can improve the epidermal absorption of other beneficial ingredients.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
LANETH-4 PHOSPHATE is dispersible in water and soluble in various oils (paraffin, naphthenic, rape-seed) and organic solvents (methanol, acetone, benzene). It demonstrates emulsifying, solubilizing, and dispersing capabilities across a wide pH range, contributing to formula stability against temperature fluctuations and being suitable for cold-processable formulations without requiring specific pH adjustments.
Safety
Safety Profile
The CIR Expert Panel concluded that alkyl phosphates, including LANETH-4 PHOSPHATE (often referred to as Laureth-4 Phosphate), are safe for use in cosmetics when formulated to be non-irritating. However, the California OEHHA Proposition 65 List (2020 Update) identifies Laureth-4 Phosphate as 'Known to cause reproductive toxicity (to females)' and 'Known to cause reproductive toxicity (to males)'. This ingredient is also listed by the FDA as an indirect food additive under 21 CFR 178.3400.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Despite its beneficial emulsifying and skin conditioning properties, the ingredient's classification under California Proposition 65 for reproductive toxicity necessitates its avoidance in precision skincare formulations.
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References
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