"I'm a little nervous but excited", she says before her first session, but is soon informing him that she has worked out five days in a row.
The ad follows what appears to be a woman's yearlong selfie journey after her partner gave her a Peloton bike for the holidays.
Some social media users have been calling the commercial sexist, calling the ad out for depicting a woman who already was thin.More news: BMW backtracks on decision to charge $80 annually for CarPlay access
On Wednesday, Peloton said the company is "disappointed" in how some viewers are interpreting the ad. Some said the husband was "controlling" and "manipulative" as buying his wife an exercise bike suggested that the she needed to lose weight.
Comedian and writer Jess Dweck compared the advert, which has been viewed more than two million times on YouTube, to an episode of Netflix's dystopian anthology "Black Mirror". People criticised the ad for many reasons, including what they saw as a possibly sexist message.
On Tuesday, Peloton's stock dropped 9.1%, which some analysts tied to the negative publicity about the ad.More news: Trump stuns Wall Street, foreign capitals with new trade fights
Founded in 2012, Peloton sells indoor exercise bicycles and offers packages requiring memberships to access live and on-demand classes from home.
The 30-second spot shows a woman coming downstairs on Christmas morning to find her husband has gifted her a Peloton stationary bike (starting price: $2,245).
While the ad debuted nearly a month ago, the online ridicule toward it hit fever pitch this week as headlines entreated readers to "please help the woman from Peloton's terrible new ad" and Twitter users slammed it for apparent sexism and body shaming.More news: Kevin Durant Responds To Fat Joe's Criticism About Nets Signing
The representative added, "While were disappointed in how some have misinterpreted this commercial, we are encouraged by and grateful for the outpouring of support weve received from those who understand what we were trying to communicate".