b12 injection effects on body Feeling worse after Injection: Answering concerns Vitamin B12 Injections | When

Mild nausea and digestive discomfort Some users report mild nausea, particularly when injecting on an empty stomach first thing in the morning

For example, these shots are often used to prevent or treat pernicious anemia a rare blood disorder that results from the intestines not absorbing enough B12

How often are B12 shots given

If you have any questions about this, talk to your health care provider.

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Some people experience slight discomfort at the injection site, and minor side effects like headache or nausea are rare