Science
Mechanism of Action
Within topical formulations, Polyricinoleic Acid acts as a potent emulsifier and surfactant, stabilizing complex oil-in-water systems and preventing phase separation, thereby improving product texture and consistency. On the skin, it forms a protective occlusive film that minimizes transepidermal water loss. This film-forming and emollient action delivers significant moisturizing benefits, leaving the skin feeling soft and nourished.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Polyricinoleic Acid is highly compatible with a broad spectrum of oils, surfactants, and other oil-soluble ingredients. It significantly enhances the structural integrity and shelf life of formulations by preventing phase separation.
Safety
Safety Profile
The CIR Expert Panel concluded that Ricinus Communis (Castor) Seed Oil and related Ricinoleates, including Ricinoleic Acid (the monomer), are safe for cosmetic application. EWG assigns Polyricinoleic Acid a 'LOW' hazard rating across categories such as cancer, allergies & immunotoxicity, and developmental & reproductive toxicity. While a direct SCCS opinion is unavailable, Polyglycerol Polyricinoleate (PGPR), a derivative, is recognized as 'Generally Recognized as Safe (GRAS)' by the FDA for specific food uses at defined concentrations.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Polyricinoleic Acid is a valuable, multi-functional ingredient that significantly enhances formulation stability and sensory characteristics while delivering effective moisturizing and emollient benefits to the skin.
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References
Sources