The Keto diet can work wonders for your health. In order to reach and stay in ketosis, you will have to watch you eat carefully. MetaNose is a neat app connected gadget that analyzes your breath to show your level of ketosis. Simply exhale into it for 5 seconds to get started.
MetaNose has a 1.23-inch screen with a 300mAh battery. It shows your Meta-Level, so you won’t have to worry about any other measurement unit.