Hi I just did 4 tests there 2 were 5.7 one was 4.7 and one was 5.3 mmol why are they different? Also I've been doing low carb for last couple of weeks pretty much stuck to it but my readings were low 5s now when I do it it seems to be higher 5s each I don't get can anyone put me at ease today I ate 2 boiled eggs for breakfast and lunch I had chicken thighs and a jar of pickled cockles sorry for the long question just getting me down a bit