Black Cat Systems has announced that Diet Sleuth version 5.1.0 (US$34.99) has been released. This version includes enhancements and bug fixes to the graphing window, bug fixes with copying/pasting foods, as well as some other general user interface enhancements. Diet Sleuth is a nutritional database and personal health logbook that allows you to keep track of what foods you eat each day, and their nutritional value. For each day, you select the foods you have eaten, and the number of servings of each. Diet Sleuth will automatically calculate your caloric intake, fat grams, carbohydrates, fiber, protein, cholesterol, along with sodium, potassium, and calcium.