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These discoveries showed that short chains of amino acids could profoundly influence blood sugar, childbirth, water balance, and reproductive function
A B12 shot is an intramuscular vitamin injection, usually administered into the deltoid muscle of your upper arm or, occasionally, the upper outer hip
Prevention of vitamin B12 deficiency in people who need more vitamin B12 than usual due to certain conditions (such as pregnancy, thyroid problems, liver or kidney problems)
Gebhart B, Jorgenson JA
They may be useful for people with gastrointestinal issues, older adults, vegans, and vegetarians
Doctors might do a physical exam and lab tests to check your B12 levels
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