Beyonce Shows Off Flat Stomach In Bikini Pictures After Adopting Vegan Diet Challenge

11 December 2013, 11:59

The 'Countdown' star reveals her toned physique fresh from announcing a brand new UK tour.

Beyonce has proved her 22-day vegan challenge with husband Jay-Z has already been working after revealing pictures of her showing off her toned stomach.

The 'Love On Top' star shared several snaps online with fans this week of her posing in bikini bottoms and a football jersey, with the US singer's flat stomach showing she's already in incredible shape.

> Check out details of Beyonce's NEW 2014 UK tour

Two weeks ago Jay-Z confirmed that he and Beyonce are going vegan for the month as part of a challenge to tie in with his recent birthday.

View a picture of Beyonce posing to show off her figure below (Credit: Beyonce/Tumblr):

This week Beyonce announced a string of new UK and Ireland shows as part of her new 2014 world tour, kicking off in Glasgow on 20th February and running across the month before finishing in Dublin on 11th March.

Check out another snap Beyonce shared online this week below (Credit: Beyonce/Tumblr):