Before we give you a possible time frame to expect your B12 shot to work, consider your relationship with B12
Causes of High Vitamin B12 Blood Levels Increased levels of vitamin B12 can exist for a number of reasons, which can be divided roughly into the following categories: Distorted results Testing too soon after taking B12 supplements The bodys failure to utilise B12 (5) Severe diseases (4, 5) This article will take a closer look at the causes of elevated B12 blood levels, as well as considering the necessary ways to respond
Many users report noticing improvement within the first week, with more substantial gains developing over 4 to 8 weeks of use
If you start to feel symptoms returning before your next scheduled shot, its a sign to discuss this with your GP, as your programme might need adjusting
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Interaction of ovarian receptors with research subjects luteinizing hormone and hCG [PMID: 4359372] Laboratory literature summary: Interaction of ovarian receptors with research subjects luteinizing hormone and hCG