Glycaemic Index and Substrate Metabolism

The training intervention will be a 10 week training plan for endurance runners. The plan consists of five sessions per week (three basic endurance sessions and two interval sessions)

The subjects eat 55-60 E-% carbohydrates with ≥ 65 % from high glycaemic index carbohydrates per day, the other E-% are fats and proteins.

The subjects eat ≥ 65 E-% fats and a maximum of 50 g carbohydrates per day.

The subjects eat 55-60 E-% carbohydrates with ≥ 65 % from low glycaemic index carbohydrates per day, the other E-% are fats and proteins.