b12 injection pubmed Best Vitamin Sites B12 Shots vs. IV Infusions:
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For example, she says, its more common for people age 50-plus to take metformin, which is widely prescribed to lower blood sugar levels and manage type 2 diabetes
These injections, sometimes called a B12 shot, are administered intramuscularly, ensuring immediate absorption and utilization by the body
Scientific References Vitamin B12 or folate deficiency anaemia Treatment
Like any injection, there is some discomfort during the injection but it is minimal
Retrieved June 8, 2025, from Institute of Medicine
