With the right guidance, the benefits often outweigh the risks
If you have low levels of vitamin B12, you may experience sensations such as numbness or tingling in the hands, legs, or feet, difficulty walking caused by problems with balance, or having an inflamed, swollen tongue
Gastrointestinal symptoms such as mild digestive discomfort affect some patients, though severe reactions are uncommon
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Dose and frequency Standard NHS loading is 1mg of hydroxocobalamin on alternate days for up to two weeks, then maintenance every two to three months
In total, the round-trip trek is about 60 to 65 kilometers (37 to 40 miles), depending on the route