b'Source of calcium, containing 17% of RI per serving. Selected stores onlysubject to availability. See individual tickets for details.Marks and Spencer plc.5 BILLION REASONSYOU NEED THIS GUT SHOTWelcome to our ultimate Gut Shot. Its the result of the foodies at M&S coming together with the scientists at ZOE to create a delicious daily drink. With more than 5 billion live cultures from 14 different strains of bacteria, and packed full of fibre, its the perfect way to start your day.'