Ce
Ceteareth-33
Ceteareth-33
An emulsifier that keeps oil and water mixed and helps cleansers rinse clean.
What it does
An emulsifier made from fatty alcohols. It doesn’t act on skin itself.
The evidence, graded
expert consensusUS safety reviewers (2012) assessed the alkyl PEG ethers, which products use mostly to help oil and water mix, and some to condition skin or steady a mixture. Their index lists ceteareth-12, ceteareth-20, steareth-20, steareth-21, laureth-4, laureth-7, ceteth-20 and beheneth-20 under that report. The report’s own list also names ceteareth-33. They judged them safe as used, in products made not to irritate.Fiume 2012 · International Journal of Toxicology ↗
Graded per the methodology: strong · moderate · emerging · expert consensus. A weak source on a strong claim gets the weaker label.
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