Sugar contains just 25% more calories compared with cereals while oils and animal fats contain over 2 times more calories. So if one just stops to eat sugar wit

Sugar contains just 25% more calories compared with cereals while oils and animal fats contain over 2 times more calories. So if one just stops to eat sugar without changing the composition of the food, it is trivial to compensate calory loss with eating, for example, bread made without sugar but with extra oil. But the article is not about just removing the sugar. As the author discovered, just by giving up on sugar one changes the whole diet. He could no longer consume any junk food and had to start cooking himself. So the real benefits could be in that switch, not in avoiding sugar per se.