Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate. May Contain : Ci 77891/Titanium Dioxide ●
TL;DR. This ingredient is primarily an antioxidant and formula stabilizer, used to slow oxidation, rancidity, discoloration, and odor changes in oils, waxes, pigments, and polymer-rich systems. The optional listed colorant, if present, functions as a white opacifier and does not change that stabilizer role.
What does Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate. May Contain : Ci 77891/Titanium Dioxide do in a cosmetic formula?
This ingredient is primarily an antioxidant and formula stabilizer, used to slow oxidation, rancidity, discoloration, and odor changes in oils, waxes, pigments, and polymer-rich systems. The optional listed colorant, if present, functions as a white opacifier and does not change that stabilizer role.
Is Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate. May Contain : Ci 77891/Titanium Dioxide clean?
From a clean-beauty perspective, this ingredient has friction because it is a synthetic, petrochemical-derived antioxidant rather than a naturally derived stabilizer. Skin tolerance is generally favorable at typical low use levels, but restricted-list pressure centers on origin, impurity questions, and environmental profile.
Is Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate. May Contain : Ci 77891/Titanium Dioxide sustainable?
This material is synthetic and generally tied to fossil feedstocks, with a bulky hydrophobic structure that is not known for ready biodegradability. Its low use level helps limit formula burden, but persistence concerns weaken its sustainability profile.
Is Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate. May Contain : Ci 77891/Titanium Dioxide COSMOS-approved?
This ingredient is not permitted as an intentional ingredient under COSMOS natural or organic standards. It fits Green Chemistry poorly because of fossil-derived synthesis and limited biodegradability, even though it can reduce oxidation-related product waste at very low concentrations.
How does Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate. May Contain : Ci 77891/Titanium Dioxide work chemically?
The molecule is a high molecular weight, tetrafunctional ester with four sterically hindered aromatic antioxidant groups attached to a compact polyol core. It is typically used at very low levels, often below 0.1%, is oil-soluble and low-volatility, and is valued for heat stability in anhydrous, waxy, pigmented, and polymer-containing formulas.
Last updated 2026-05-13