What it is
This PEG-modified silicone acts as an emulsifier that binds water into silicone oils, producing stable water-in-silicone emulsions. Such formulas spread easily, feel light and smooth, and hold up well, which makes this ingredient popular in sunscreens and color cosmetics.
Safety & warnings
Considered a mild, well-tolerated silicone emulsifier.
Origin & sourcing
Synthetic silicone-polyether copolymer.
Questions everyone asks
What is this ingredient for?
It emulsifies water into silicone so the product is a stable, light water-in-silicone cream.
Does it feel greasy?
No, water-in-silicone formulas made with it tend to feel light and silky.