Victoria Beckham "swears" by it, Melanie C recently tried it and declared that she felt "amazing!", Kelly Brook keeps a copy of the cookbook in her kitchen and Made In Chelsea's Millie Mackintosh got fit for Glastonbury with a three-day stint on the alkaline diet from Honestly Healthy.
What appears to be the diet of 2013 aims to keep the body's pH between 7.35 and 7.45 to create harmony and reduce the strain on the body's digestive system.
Along with weight loss, benefits include a boost to the immune system, increasing energy and maintaining blood sugar levels. While acid-forming processed foods such as starchy grains and vegetables, dairy products, meat, fish and shellfish must be avoided, no-one said anything about ice cream...
Try these ice cream recipes from Honestly Healthy Eat With Your Body In Mind by Natasha Corrett & Vicki Edgson, published by Jacqui Small £20
CLICK ON PHOTOS FOR RECIPES