ACCURATELY MEASURE YOUR KETONE LEVELS AS YOU LOSE WEIGHT - Perfect for keto dieters and also when on a paleo, low carb, fasting or diabetic diet. Testing at different times of the day will show you when you're in Ketosis and burning fat for fuel. Watch the videos below for more information. EXTEND THE ACCURACY OF YOUR STRIPS. There are 50 strips in each of the 3 resealable foil pack. Strips are highly accurate until 60 - 90 days after each seal is broken. The foil packs are also perfect for traveling and to share with family and friends. MONITOR YOUR FAT BURNING LEVELS AS YOU LOSE WEIGHT. Ketones are the result of your body being in a ketonic state. Indicating your body is burning fat for fuel rather than carbohydrates which can help you achieve your weight loss goals. Measure precise quality results in seconds. In the comfort of the your own home.