The Vitamin B12 injection is an effective way to treat a deficiency
BAC water added 1.0 mL Concentration 5 mg/mL (5,000 mcg/mL) 300 mcg dose 0.06 mL / 6 units 500 mcg dose 0.10 mL / 10 units BAC water added 2.0 mL Concentration 2.5 mg/mL (2,500 mcg/mL) 300 mcg dose 0.12 mL / 12 units 500 mcg dose 0.20 mL / 20 units BAC water added 3.0 mL (recommended for accuracy) Concentration ~1.667 mg/mL (1,667 mcg/mL) 300 mcg dose 0.18 mL / 18 units 500 mcg dose 0.30 mL / 30 units 3.0 mL is the most common research-context dilution because it pushes daily draws above 10 syringe units, which makes measurement on a 0.3 mL U-100 syringe easier
You can find more detail on B12 treatment timelines and schedules
When B12 levels are too low, the nerves can become damaged, leading to sensations like numbness, tingling, or a pins and needles feeling in the hands, feet, or legs
B12 injections are safe and effective in treating symptoms of B12 deficiency and specific conditions