Hydrogenated Polyisobutene

Softens and smooths.

What it is

A lab-made oil, built by linking many small isobutene molecules into chains and then adding hydrogen.

An emollient that softens the skin and helps adjust the product's thickness.

A short summary from the dictionary, not yet an in-depth article. About these entries

Softens and smoothsOfficial EU function: Skin conditioning - emollient

Keeps skin in good conditionOfficial EU function: Skin conditioning

Gives the textureOfficial EU function: Viscosity controlling