Interesting how the Goog ranks results about carbohydrates in terms of authority:
- NutritionMD.org
- fitday.com
- verydayhealth.com
- diabetes.about.com
- nlm.nih.gov
- cdc.gov
- briancalkins.com
- Bodybuilding.com
- livestrong.com
- health.harvard.edu
I recommend numbers 5, 6, and 10.