I had this conversation with my dr when I started on CD and he said that it's really hit and miss, especially as on this type of diet your fluid intake is so high it will dilute the ketones. Some people will show up really well and others won't, it doesn't mean they aren't in ketosis...you should know by how you are feeling, less hungry, cold when you probably shouldn't be, could have a nasty metallic type taste in your mouth, everyone's different but when you are well and truly in ketosis....you know