Cetyl PEG/PPG-10/1 Dimethicone ●
TL;DR. This ingredient is primarily a water-in-oil emulsifier and dispersant, helping water droplets stay suspended in oil-rich systems. It also improves slip, spread, and pigment wetting in creams, sunscreens, and makeup.
What does Cetyl PEG/PPG-10/1 Dimethicone do in a cosmetic formula?
This ingredient is primarily a water-in-oil emulsifier and dispersant, helping water droplets stay suspended in oil-rich systems. It also improves slip, spread, and pigment wetting in creams, sunscreens, and makeup.
Is Cetyl PEG/PPG-10/1 Dimethicone clean?
From a clean-beauty perspective, it carries friction because it is a synthetic siloxane-polyether material and may require residue controls linked to ethoxylated and propoxylated processing. It is generally low-sensitizing on skin, but many clean frameworks flag this chemistry class.
Is Cetyl PEG/PPG-10/1 Dimethicone sustainable?
This material is made from nonrenewable siloxane chemistry combined with polyether segments and a fatty alkyl group, so it is not a straightforward renewable ingredient. Biodegradation is limited compared with simple plant oils or sugar-derived materials, and persistence concerns weaken its sustainability profile.
Is Cetyl PEG/PPG-10/1 Dimethicone COSMOS-approved?
It is not permitted under COSMOS-natural or COSMOS-organic because synthetic silicone-derived materials and ethoxylated or propoxylated components do not fit the standard. Its Green Chemistry alignment is weak due to nonrenewable feedstocks, limited biodegradability, and specialized processing.
How does Cetyl PEG/PPG-10/1 Dimethicone work chemically?
The molecule is an amphiphilic graft polymer with a methyl-siloxane backbone, polyether chains, and a C16 alkyl group that anchors at oil-water interfaces. It is typically used around 1 to 5% as a water-in-oil emulsifier, is broadly pH-stable, and is often paired with oils, waxes, salts, or co-emulsifiers to tune viscosity and droplet stability.
Last updated 2026-05-13