do b12 tablets work as well as injections The Shot: What Every Human Needs to Know About Injectable Vitamin B12 Vitamin B12 Injection Dose for

Frequency Based on Severity : Mild deficiency : Injections may be needed every 3-6 months

Summary An occasional light period can be a normal variation, but a persistent occurrence may be an alarming sign for underlying medical issues like PCOS

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2015 Jun;48(6):e11-26

Consider intramuscular vitamin B 12 injections instead of oral replacement for suspected or confirmed vitamin B 12 deficiency caused by diet if: The person has another condition that may deteriorate rapidly and have a major effect on their quality of life (for example, a neurological or hematological condition such as ataxia or anemia)

How should I prepare for a B12 injection session