Some patients have experienced mild swelling and redness at the injection site, upset stomach, or lightheadedness
For example: Fatigue, unexplained weight loss, or abdominal pain may indicate liver disease or cancer Easy bruising, night sweats, or feeling full quickly (early satiety) may suggest a myeloproliferative disorder Swelling in the legs, reduced urine output, or persistent nausea may point to kidney disease In cases of very high B12 from injections (not oral supplements), some people have reported headache, nausea, diarrhea, facial flushing, or skin rash
He is a member of CluB-12 and a respected voice on B12 deficiency and Pernicious Anaemia
A toxic dose has never been recorded
Exposure to light, heat, and air can degrade the solution, reducing its effectiveness
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