This time we started off with 162 units of, say, starch and we ended up with 180 units of glucose and we therefore added 11% in mass. In this scenario, we started with 100 grams of starch and 400 calories and we ended up with 444 calories. Hopefully even the most ardent calorie counters are starting to doubt the wisdom of basing their meals on starchy foods and/or counting calories.