Why does Carmex lip balm tingle when you put it on?

Carmex contains camphor and menthol. These ingredients give Carmex a cooling effect and help relieve the irritation of rough, chapped lips. MORE MORE

eet Sophie and Violet, who belong to Paul Woelbing, President of
family-owned Carma Labs.

We'd never even think of testing on our animal friends like Violet and Sophie. Why would we when we have so many Woelbing family members to use as test subjects? It's got to be good enough for our lips before it ever gets to yours. Of course, all Carmex products undergo thorough chemical analysis and testing before they ever leave our facility.