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We get lots of emails about B12 shots: Yes, if youre diagnosed with pernicious anemia, you absolutely need them
Doctors watch for signs like more energy and better test results to see if the dose is right
However, B12 supplementation will only help if youre actually deficient
Why Tirzepatide Pain Tolerance Varies Between Individuals Genetic differences in pain perception and nerve sensitivity affect how much discomfort each person experiences during injection
For example, B12 helps convert food into glucose rather than storing it as fat, which boosts energy levels
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