hydroxypropyl cyclodextrin

A plant- derived or synthetic carbohydrate that functions as a chelating agent and stabilizer. It is considered safe for use in cosmetics and has also been deemed safe for oral consumption (where its application, of course, differs from that of cosmetics).

References for this information:
Journal of Pharmaceutical Science, February 2013, pages 352-364
Food and Chemical Toxicology, October 2005, pages 1,451-1,459

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