Science
Mechanism of Action
As a dipalmitate, an ester formed from palmitic acid and poly(1,4-butanediol), this ingredient is hypothesized to function as an emollient. It works by creating a smoothing and softening film on the skin's surface, which can aid in reducing trans-epidermal water loss and improving skin texture. It is also noted for its conditioning effects in hair.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has not specifically reviewed POLY(1,4-BUTANEDIOL)-9 DIPALMITATE. While its precursor, 1,4-Butanediol, is associated with FDA warnings due to its conversion to gamma-hydroxybutyrate (GHB) upon ingestion, this information pertains to the monomer and its oral consumption, not the topical application of the polymer. Comprehensive safety data, including specific GHS classification, hazard statements, and dermal toxicity for the polymer itself in cosmetic applications, remain undetermined.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Despite its structural indications as an emollient and skin conditioner, the lack of specific safety and efficacy data for POLY(1,4-BUTANEDIOL)-9 DIPALMITATE in topical applications necessitates a cautious approach.
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