C20-40 alketh-40 is a mixture of polyethylene glycols of various molecular weight that can function as stabilizing agents, solubolizers, and surfactants.
Paula's Choice Skincare is available locally in over 20 markets worldwide. If visiting the site from one of the markets below, please shop through your local site. You're welcome to visit the US site, but please note you will not be able to order from it.
For information on shipping to markets not listed, visit our International FAQs.
