How to use glycaemic index as a dietary tool for controlling type 2 diabetes

Glycaemic index (GI) is a hot topic, often misunderstood by healthcare professionals and patients. This article fills the gaps by explaining the low-GI diet in detail, describing the benefits and barriers to using GI in practice, the benefits in patients with diabetes and the controversy that surrounds it. The aim is to help primary care professionals to make informed decisions on when and how to use GI in helping patients with diabetes to plan their diet.