It plays a vital role in: Red blood cell formation, which supports oxygen delivery throughout the body Neurological function, keeping your brain and nerves working at their best Energy metabolism, converting food into usable energy DNA synthesis, supporting healthy cell regeneration Mood regulation, by aiding in the production of neurotransmitters like serotonin and dopamine When B12 levels are lowoften due to stress, aging, GI issues, certain medications, or dietary restrictionspatients may experience symptoms like: Persistent fatigue or weakness Brain fog or difficulty concentrating Mood disturbances or irritability Tingling in the hands or feet Pale skin or shortness of breath Am I a Good Candidate for B12 Injections

The most common side effects (incidence 5%) may include: nausea, diarrhea, vomiting, constipation, stomach-area pain, headache, tiredness (fatigue), heartburn, dizziness, feeling bloated, belching, low blood sugar in patients with type 2 diabetes, gas, stomach infection (gastroenteritis), acid reflux disease, and common cold symptoms
How long the effects last varies by individual
There is limited evidence on how high B12 levels impact pregnancy, however, elevated levels could be related to underlying health issues, so its important to discuss with a doctor if youre pregnant 18