This book is a boon for those who are following diets inspired by the Diet Revolution books by Dr. Robert Atkins, The Zone , or Protein Power . It helps to have a complete reference such as this one, which lists thousands of foods, including hundreds of name brands. It's handy both for eating out and for planning meals and grocery shopping. By the way, watch out for that potato flour--Netzer reveals that it has 143 grams of carbos in just one cup.