Science
Mechanism of Action
This ingredient functions by creating a protective, continuous film on the skin's surface, effectively minimizing transepidermal water loss and locking in essential moisture to promote softness and flexibility. Its film-forming capabilities also contribute to product longevity and adherence. Furthermore, it precisely adjusts the viscosity of formulations, ensuring optimal spreadability and a smooth, consistent application. The hydrogenation process significantly enhances its inherent stability, offering increased resistance to oxidation and discoloration.
Research
Clinical Evidence
Medium confidenceOptimal use is observed at concentrations up to 10%, based on safety assessments. Product concentrations for related compounds typically range between 0.27% and 2.5%.
Key findings
- 01 Clinical tests demonstrated no sensitization when Glyceryl Rosinate was applied at concentrations up to 10% under semi-occluded patches.
- 02 A lipstick formulation containing 1.0% Glyceryl Rosinate did not induce phototoxicity in healthy human volunteers.
- 03 A trade mixture containing 10% Glyceryl Dibehenate did not cause skin irritation in occlusive patch tests over 48 hours.
- 04 The Cosmetic Ingredient Review Expert Panel reaffirmed the safety of Glyceryl Behenate at concentrations ranging from 0.27% to 2.5% in surveyed products.
Transparency
Dusting Analysis
This ingredient is not commonly subject to 'dusting' concerns due to its established benefits as a skin conditioning agent, emollient, and film-former. Its low irritancy and comedogenicity profiles, coupled with CIR affirmation of safety at specified concentrations, support its utility and widespread acceptance in cosmetic formulations, even at concentrations up to 10%.
The Formula
Formulation
Stability
Being water-insoluble, this ingredient is optimally incorporated into the oil phase of formulations. Its hydrogenated nature significantly enhances its chemical stability, providing robust resistance against oxidation and discoloration. It effectively functions as a thickening agent and stabilizer, contributing to consistent product texture, improved viscosity, and the prevention of emulsion separation.
Conflicts
- Potential for residual rosin contamination, a moderate sensitizer, though its esterified form significantly mitigates this risk.
- General formulation practice recommends storage separated from known incompatible substances.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel deemed both Glyceryl Hydrogenated Rosinate and Glyceryl Dibehenate safe for cosmetic use at concentrations up to 10%. A key consideration for Glyceryl Hydrogenated Rosinate is the potential for residual rosin, a moderate sensitizer, though its esterified form significantly reduces this risk. For Glyceryl Dibehenate, safety hinges on maintaining low levels of 1,2-diesters to prevent epidermal hyperplasia. Components of both ingredients are either FDA-approved as indirect food additives or are classified as Generally Recognized As Safe (GRAS).
Your Skin
Skin Compatibility
Our Assessment
Verdict
Glyceryl Dibehenate/Hydrogenated Rosinate is a valuable multi-functional ingredient that enhances skin hydration and texture while stabilizing formulations, demonstrating broad skin compatibility and a low risk profile at recommended concentrations.
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References
Sources