How much carbohydrate do I need?

One of the most common questions endurance athletes ask is how much carbohydrate di I need?We all read about athletes taking in 120 g/h and some push even higher. There are reports of Ironman triathletes taking over 200 g/h. Is more carbohydrate better? What is the evidence? and should you consider such intakes? These are questions we will dive into in this blog.