Nutrition Tracking Apps and Gadgets

Keyto Breath Sensor is an app-integrated device designed to detect the amount of acetone in your breath to give you instant, accurate feedback about whether you are in ketosis.

SmartPlate features 3 load sensors and digital cameras that automatically weigh and analyze your food, while the app crunches calorie and micronutrient data. though effective, there may be other...

Lumen is a portable device designed to track your metabolism through your breath. The company claims it can help you decide what to eat each day for optimal health results, but you may get similar...

MyFitnessPal is a virtual food diary and calorie tracker from Under Armour designed to help you meet your fitness goals by giving you better insight into your daily habits.