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DIPENTAERYTHRITYL PENTAHYDROXYSTEARATE/PENTAISOSTEARATE.

Valuable / SKIN CONDITIONING, VISCOSITY CONTROLLING

DIPENTAERYTHRITYL PENTAHYDROXYSTEARATE/PENTAISOSTEARATE is a sophisticated ester that functions as a skin-conditioning agent, emollient, and solvent in cosmetic formulations. It is designed to impart a luxurious, cushiony skin-feel and high levels of gloss, while also forming a non-sticky film that enhances product longevity and water resistance.

Summary

Emollient Film-forming Solvent Skin-conditioning agent Moisture-binding

Science

Mechanism of Action

This ingredient works by softening and smoothing the skin's surface, effectively conditioning and moisturizing it. Its solvent properties ensure homogeneous product mixtures. A key function is its ability to create a lightweight, non-tacky film on the skin, which contributes to long-lasting and water-resistant product wear, concurrently aiding in moisture retention and improving overall application characteristics.

Research

Clinical Evidence

Medium confidence
Effective range 5–10%
Optimal

N/A

Key findings

  1. 01 In concentrations ranging from 5-10%, a similar ester, Dipentaerythrityl tetrabehenate/polyhydroxystearate, has been shown to effectively replace lanolin in lip products, enhancing substantivity, moisture binding, and improving application properties.

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Oil
Optimal pH 1.2 – 8
0 7 14

Stability

Related esters demonstrate excellent resistance and good stability across a broad pH range, specifically from pH 1.2 to 8.0, with enhanced stability observed at higher pH levels. Its film-forming capabilities are advantageous for creating long-lasting and water-resistant formulations.

Safety

Safety Profile

CIR Status
Safe as used
Sensitization risk Low

The CIR Expert Panel has concluded that a group of related pentaerythrityl tetraester compounds, including Pentaerythrityl Tetraisostearate and dipentaerythritol hexaesters, are safe for use at current concentrations. This specific ingredient is recognized as 'SkinSAFE 100 Free' for sensitive skin. While specific EWG ratings for this exact compound are not available, 'Dipentaerythrityl Tetrahydroxystearate/Tetraisostearate' received 'LOW' concerns for cancer, allergies & immunotoxicity, and developmental & reproductive toxicity. Additionally, 'DIPENTAERYTHRITOL PENTASTEARATE' is listed by the FDA as a Food Contact Substance.

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
No Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Verdict

Valuable

This ingredient is a valuable multi-functional ester that significantly enhances the sensory feel, wear, and moisture-binding capacity of formulations, proving compatible with most skin types due to its low irritancy and comedogenicity.

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