So far as I know, the oldest in the English language at least, is Banting's Letter on Corpulence. Having lost weight and dramatically improved his health on a low carbohydrate diet. Banting wrote and self-published the book back in the Mid-Victorian era, and he distributed it for free.
Read More »The Diabetes Diet: Dr. Bernstein’s Low-Carbohydrate Solution
If you have diabetes, diet is more than a lifestyle choice - it's the key to controlling the course of your disease. Many diabetics struggle their entire lives to maintain a healthy weight and normal blood sugars, but the guidelines given by the American Diabetes Association have proven unhelpful in managing either of these. In The Diabetes Diet, Dr. Richard K. Bernstein serves up the groundbreaking low-carbohydrate approach to diabetes care that has enabled his patients to take command of their health.
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