Our Go-Keto® Ketone Test Strips are renowned for their accuracy. Used daily by thousands of ketonians and professionals. ✔ 25 Ketone test strips for use in Go-Keto® or GK Dual meter (sold separately) ✔ Measures from 0.0 mmol/L ~ 8.0 mmol/L ✔ Easy to use ✔ #1 Ketone test in Europe to track progress into nutritional ketosis! ✔ Recommended by leading ketogenic doctors, scientists, coaches Each box contains 25 Ketone Test Strips and 1 Code Chip.