Testing – A Star-Studded Celebration for ‘The 30-Day Diet’

5 minute read time

TV icons and top influencers celebrate the launch of Fiona Gratzer’s new gut health cookbook ‘The 30-Day Diet’ in style at Fiona’s private home

Glenda Gilson,Lorraine Keane,Fiona Gratzer,Elaine Crowley and Triona McCarthy pictured at the launch of Fiona Gratzers new gut health cookbook,The 30-Day Diet. Picture Brian McEvoy

Dublin, Ireland – February 20th 2025 – Some of Ireland’s most recognisable TV personalities and top influencers gathered for an exclusive lunch at the stunning private home of healthy living guru Fiona Gratzer to celebrate the launch of her highly anticipated new book, ‘The 30-Day Diet’ cookbook.

Hosted in Fiona’s stunning home, the intimate gathering featured a specially curated menu crafted from recipes in her new book and prepared by renowned Irish celebrity chef Johnnie Cooke. The event brought together a star-studded guest list of media personalities, wellness advocates, and social tastemakers.

“The 30-Day Diet is all about making simple, sustainable changes that nourish your body—without sacrificing flavour or the joy of eating.” -Fiona Gratzer

Fiona Gratzer pictured at the launch of her new gut health cookbook,The 30-Day Diet. Picture Brian McEvoy

Leading the VIP lineup was Ireland AM presenter Elaine Crowley and the queen of beauty Triona McCarthy, joined by broadcasting legends Lorraine Keane and Glenda Gilson. Also in attendance were Cork’s most influential digital creators, Julie Haynes and Miriam Mullins, who made the journey to Dublin specifically for the event, alongside one of Belfast’s best-known figures, Cathy Martin, who travelled down specially to support the launch.

Guests were treated to an exquisite lunch, with celebrity chef Johnnie Cooke preparing a selection of dishes taken directly from Fiona’s new book. As they dined, Fiona shared her personal story and the inspiration behind her book, the insights into the science-backed benefits of gut health and how her book is set to transform the way people approach their overall wellness.

“The role of gut health in feeling and looking your best is something I’m so passionate about,” said Fiona Gratzer. “The 30-Day Diet Cook Book is all about making simple, sustainable changes that nourish your body from the inside out – without sacrificing flavour or the joy in eating.”

The stylish guest list also included a mix of leading names from the world of media, wellness, and social influence, all eager to get their hands on what’s set to be the must-read health book of the year. Attendees took to social media to share their excitement, with media personality Triona McCarthy posting a sneak peek at the stunning lunch setup and influencer Shauna Lindsay raving about the delicious gut-friendly dishes.

The 30-Day Diet cook book is now available nationwide, offering over 75 easy-to-follow, delicious recipes that are designed to support gut health, boost metabolism, and help readers feel their absolute best. Purchase your copy here