"He wanted to help out even in a small way," a spokesperson for Leo Varadkar told Reuters.
"I'm also washing my hands very regularly throughout the day," Pence said.
Irish Prime Minister Leo Varadkar has prompted responses of outrage after stating in a speech that the "pluses and minuses" of climate change will result in some "benefits" for Ireland.
Vice President Mike Pence visited Ireland and stayed at President Donald Trump's golf resort in Doonbeg.
U.S. President Donald Trump was complimented on his surprisingly impressive appearance by a senior politician in Ireland who greeted the American leader upon his arrival.
"A lot of people have been very critical of President Trump, including me on occasion," Prime Minister Taoiseach Leo Varadkar said.
Irish voters will vote on May 25 on the potential of repealing the abortion ban. Will Facebook play a pivotal role?
The Catholic country may change its constitution to weaken protections that make abortion illegal.
The Canadian PM also went for a run with his Irish counterpart.
The journalist tweeted the video of the encounter, describing it as a "bizarre moment."
The ruling party, Fine Gael, selected Leo Varadkar to be its leader on Friday.