Do you want to understand how breads impact your daily diet? This infographic explains the breakdown of nutrients you get in your daily diet. Grains make up 50% of your calories. They provide you with 60% of your daily carbohydrates, 80% of your fiber, 20% of the sugar you need and 80% of the folate you should have each day. In addition, breads provide 70% of the iron you need and 50% of the sodium you should have each day.