Inclusion criteria  Men and Women aged 18 to 65 years of age Waist circumference of <94cm and <80cm for Caucasian males and females, respectively Waist circumference of <90cm and <80 cm for Asian males and females, respectively Willingness to provide written informed consent and willingness to participate and comply with the study  Exclusion criteria  Current or recent treatment (within 6 months) with medications that influence blood glucose Fasting blood glucose ≥ 7 mmol/L Individuals diagnosed with type 1 or type 2 diabetes mellitus, chronic gastrointestinal disorders (including inflammatory bowel disease and celiac) or any other condition deemed unstable Serious health conditions that may affect participation e.g. liver or thyroid dysfunction, recent major surgery Not able to walk for 30 mins at 5-5.5 km/hr Women planning pregnancy, pregnant or lactating.