The revolutionary way to lose 7lb in 7 days.Switch on your body's fat-burning powers, supercharge weight loss and help stave off disease with this easy-to-follow diet developed by the experts in nutritional medicine who proved the impact of Sirtfoods.Dark chocolate, red wine, kale - these are all foods that activate sirtuins and switch on the so-called 'skinny gene' pathways in the body. These are the same pathways more commonly activated by fasting and exercise - meaning they help the body to ...