Registered Dietitian, Senior Research Fellow at University of Oxford

Dr Nicola Guess

Dr Nicola Guess is a registered dietitian and Senior Research Fellow at the University of Oxford. Her research focuses on dietary interventions for type 2 diabetes, particularly the role of macronutrient composition in glucose control. She is known for evidence-based approaches that question conventional weight-loss-centric diabetes management.

Known For

Evidence-based dietary interventions for type 2 diabetesHigher-protein lower-carb diet for glucose control without weight loss

Canon

GLP-1 Weight Loss Includes Muscle and Bone Loss — Composition Matters More Than Total Weight

Curious

Insulin Resistance Is the Root Cause of Visceral Fat, Inflammation, and Metabolic Disease

Canon

Episodes

#Lowering Blood Sugar Without Weight Loss | Dr Nicola GuessAug 17, 2026