20 Celebs Who Traded in Cheese For a Vegan Diet

While technically not vegans, we have to give Beyoncé and Jay Z some credit for popularizing the lifestyle to the masses. To help them feel their best, the couple took a 22-day vegan challenge back in 2013 designed by their trainer. (Beyoncé has returned to the plan as recently as the Met Gala.) Adding proof to just how much faith the singer has in the diet was the recent launch of her vegan meal delivery service.