Jan van Berkel

Jan van Berkel is a former Swiss professional triathlete, renowned for his impressive achievements in long-distance events, including being a four-time Ironman Switzerland champion. He is known for advocating a unique approach to nutrition in endurance sports, emphasizing fat adaptation over high carbohydrate intake, which he credits for his successful performances. Van Berkel has often expressed skepticism regarding the recent trend of consuming large amounts of carbohydrates during races, which he believes may not be suitable for all athletes. His perspective highlights the balance between performance and health, aiming to maintain stable blood sugar levels post-retirement.