These injections, usually containing hydroxocobalamin or cyanocobalamin, are administered intramuscularly, thus bypassing the digestive system where the absorption problem occurs
patients should be well-informed about potential risks and benefits
Chemistry: A European Journal
There are a few common, mild side effects associated with B12 shots, including: Mild diarrhea, itching, nausea and vomiting, dizziness, headaches, and hot flashes Redness or swelling at the injection site Temporary soreness at injection site Serious side effects are rare but require immediate medical attention
A word on why once daily is the anchoring frequency rather than something more elaborate