More than 200,000 copies sold in the US of The Obesity Code, the book this cookbook is based on. The Obesity Code and the cookbook address both obesity and diabetes, as well as weight loss in general. The cookbook follows the Hormonal Obesity Theory popularized by Dr. Fung: Insulin is a fat-storing hormone Obesity is a hormonal imbalance caused by excess Insulin Higher than usual insulin levels tell our body to store more food energy as body fat To lose weight and keep it o