numb arm after b12 injection Your body needs vitamin to keep blood cells healthy and to make your nerves work right. Here are some signs that you're low on this vitamin: https://wb.md/4fOVqyv Benefits of Vitamin B12 Shots

But here are some general guidelines: Severe deficiencies: Daily shots for 1 week, then weekly shots until levels normalize Moderate deficiencies: Weekly shots until the deficiency is corrected Maintenance dosing : Monthly shots to keep B12 levels optimal Its definitely possible to take B12 shots too often

People with low B12 may experience: Persistent fatigue or low energy Weakness Brain fog, concentration issues, or memory changes Low mood or irritability Pins and needles, numbness, or nerve-type sensations Mouth ulcers or a sore tongue Paleness or shortness of breath (if anaemia is present) Some symptoms can become more serious if deficiency is prolonged, particularly neurological symptoms

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Allergic reactions: Although rare, allergic reactions to vitamin injections can occur