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Ketostix only measure one of the three types of ketones that may be in the urine - You can be in ketosis & not see a change on the ketostix — does not mean you are not losing fat.
Ketostix only detects one type of acid and a lot of other factors can affect how light ketone bodies become in urine.
Not exact matches
I expected the extra energy to dial down after a few weeks but nutritional ketosis (or at least low carb — I
only have
ketostix so I'm not really sure if I'm in nutritional ketosis) has allowed me seemingly boundless energy even after 5 weeks!
So the
Ketostix, which are measuring the acetoacetate content in your urine
only, will tell you after a while that you are not in a sufficient way of Ketosis anymore - though you may still be in perfect ketosis.
If you are sticking long enough to a ketogenic diet the production of the different types of keton bodies will change: the serum and urine volume of acetoacetate (the
only ketone detected by
ketostix) is significantly reduced, according to Phinney and Volek, you will have more Hydroxybutyrate in your serum - and thereby in your urine.
I have been testing with
ketostix (yes I know that this is not the most reliable method but it is the
only method that I have access to currently) and my test strips
only register just over negative or small amounts.
I assume they have used a kind of Keto strip,
Ketostix, and those are measuring acetoacetate
only by a unique chemical reaction.
For your sake, if you're doing everything right and
Ketostix are
only showing trace elements, accept that you are in ketosis.
It
only requires urine dipsticks (
Ketostix) available online (Ebay) or at the pharmacy with no prescription.