Pay in 4 interest-free payments of $6.78 Learn more
Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
Keep a symptom diary to track any changes over time
The initial phase of treatment usually involves higher and more frequent doses to quickly restore healthy vitamin B12 levels
Some factors that influence how long the shot lasts include: Lifestyle and stress levels Diet and alcohol consumption Existing health conditions (e.g., pernicious anemia, digestive disorders) How quickly your body uses or excretes B12 If your energy starts fading or symptoms return before your next scheduled shot, let your provider know
Nonetheless, your body needs gastric acid to activate certain enzyme reactions to absorb vitamin B12
One possible explanation is your body adjusting to B12 replenishment
