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Unlike with many of the other vitamins, B12 is not synthesized by the body
The vitamin can be stored in the liver for a long time, so it may take a few years for a deficiency to develop ( Summary Vitamin B12 is a water-soluble vitamin that plays an important role in brain function and red blood cell production
Add one extra drop if low or dilute if high, then retest
Key takeaways Tirzepatide dosage usually starts at 2.5 mg weekly and increases monthly until you reach a maintenance dose
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