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Ingredients: B12 1000 mcg/mL (methylcobalamin) REQUIREMENT: All our at-home kits include a physician assessment at no additional cost
B12 is an essential vitamin that helps boost your energy levels and improves sleep
Vitamin B12 shot side effects Most people tolerate vitamin B12 injections well, but possible side effects include: Mild: soreness or redness at injection site, mild diarrhea, nausea, headache, itching Rare but serious: allergic reactions (rash, swelling, difficulty breathing), low potassium (hypokalemia), dizziness or heart rate changes Get emergency medical help if you have signs of an allergic reaction to Vitamin B12: hives
This may be partly due to the role of inositol in serotonin production and activity
