Juicers tried and tested: pulverise your way to health?

No kitchen is complete without a posh juicer. But are they really a shortcut to a healthy diet, and which is the best? Nutritionist Dr Aedin Cassidy puts the latest machines through their paces

Dr Aedin Cassidy doesn't dislike Gwyneth Paltrow, but tactfully suggests the actress ought to have "a couple more degrees" before offering nutritional advice. Cassidy has three, and is a professor of nutrition at UEA and a visiting professor at Harvard.

"The public are bombarded with quirky herbs, magic berries, crazy diets, but in nutrition, it's evidence-based science that counts," she says.