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PPG-3 HYDROGENATED CASTOR OIL.

Valuable CAS 111870-68-9 / SKIN CONDITIONING

PPG-3 Hydrogenated Castor Oil is a multi-functional polypropylene glycol derivative of castor oil, primarily valued for its skin conditioning and emollient properties. It improves formulation consistency and feel, contributing to a refined finish in various cosmetic products.

Summary

emollient skin conditioning glossing agent solubilizer surfactant emulsifier consistency enhancer

Science

Mechanism of Action

This ingredient acts as an emollient, increasing skin lubricity and imparting a persistent emollience. As a PPG derivative, it offers diverse viscosity and solubility attributes, enabling its function as a solvent for dyes, an aid in pigment dispersion, and a solubilizer, surfactant, emulsifier, and consistency enhancer in formulations.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Water
Optimal pH N/A
0 7 14

Stability

Polypropylene glycols and their derivatives typically exhibit good skin tolerance and a broad range of viscosity and solubility. This ingredient effectively dissolves dyes and aids in the dispersion of insoluble pigments. For Hydrogenated Castor Oil derivatives, incompatibility with strong oxidizing agents should be noted.

Conflicts

  • strong oxidizing agents

Safety

Safety Profile

CIR Status
Safe as used
Sensitization risk Low

The Cosmetic Ingredient Review (CIR) Expert Panel has affirmed the safety of related PEGylated oils when properly formulated to be non-irritating, and Hydrogenated Castor Oil itself is deemed safe for cosmetic use. While a specific maximum concentration for PPG-3 Hydrogenated Castor Oil across all cosmetic uses is not consistently reported, related ingredients like Hydrogenated Castor Oil have been used up to 21% in eyebrow pencils. It is not recommended for fragrance or flavor applications. The FDA lists Hydrogenated Castor Oil in its Inventory of Food Contact Substances, and it also appears as an inactive ingredient in some over-the-counter drugs.

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Unknown
Comedogenicity Unknown

Our Assessment

Verdict

Valuable

PPG-3 Hydrogenated Castor Oil is a valuable, multi-functional ingredient providing emollience and formulation enhancement, deemed safe for all skin types within cosmetic applications.

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