Editing Toothpaste (section)

=== Polyethylene glycol – PEG ===
[[Polyethylene glycol|PEG]] is a common ingredient in some of the formulas of toothpastes; it is a hydrophilic [[polymer]] that acts as a [[dispersant]] in toothpastes. Also, it is used in many cosmetic and pharmaceutical formulas, for example: ointments, osmotic [[laxative]]s, some of the [[nonsteroidal anti-inflammatory drug]]s, other medications and household products.<ref>{{cite journal | vauthors = Fruijtier-Pölloth C | title = Safety assessment on polyethylene glycols (PEGs) and their derivatives as used in cosmetic products | journal = Toxicology | volume = 214 | issue = 1–2 | pages = 1–38 | date = October 2005 | pmid = 16011869 | doi = 10.1016/j.tox.2005.06.001 | bibcode = 2005Toxgy.214....1F }}</ref>  However, 37 cases of PEG [[hypersensitivity]] (delayed and immediate) to PEG-containing substances have been reported since 1977,<ref name="Wenande-2016">{{cite journal | vauthors = Wenande E, Garvey LH | title = Immediate-type hypersensitivity to polyethylene glycols: a review | journal = Clinical and Experimental Allergy | volume = 46 | issue = 7 | pages = 907–22 | date = July 2016 | pmid = 27196817 | doi = 10.1111/cea.12760 | s2cid = 1247758 }}</ref> suggesting that they have unrecognized allergenic potential.<ref name="Wenande-2016"/>