Key omissions include how foods are grown ... but it creates some confusing scenarios. High-GI foods may have a low GL. Watermelon, for example, has a GI of 72, but the GL of a standard-sized ...

When following the high-protein, low-GI (glycaemic index) diet, you alter the types of food you eat in order to increase the gut hormone signal to your brain and trigger the ‘stop eating’ signal.