Vitamin B12 injections are a prescription treatment used under the supervision of a licensed provider
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Cell 184 , 25372564 (2021)
For some local diseases related to the skin or nervous system, such as skin nerve injury, local neuropathy, etc., cream formulations can directly deliver drugs to the affected area, increase the concentration of drugs locally, and enhance the therapeutic effect
Protocol A is conservative, starting at 1mg and escalating in 4-week blocks
Alcohol damages the cells lining the stomach and intestines, which reduces how well the body can absorb B vitamins from food or supplements