Acidic and Alkaline levels are indicated in your body through pH scales. Alkaline levels in your blood should be maintained ideally at or between the pH ranges of 7.35 - 7.45. At the ranges of 7.35, your body is highly acidic and prone to a variety of illnesses. Consumption of highly acidic foods strains minerals such as Calcium, Magnesium, Potassium and Sodium from the bone deposits by regulating the acid levels. One of the best books you will find on amazon. Great health starts with knowledge, this book will help reduce acid levels and help anyone on their weight loss journey.