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is that natural? Alongside these unfavorable symptoms, the same patients have noted these concerns about you Feeling worse after B12 injection tend to dissipate anywhere from 3 days up to 2 weeks after initiating B12 injections

International Diabetes Federation (IDF)

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I went from [a HbA1c of] 47 to 35

Commonly reported side effects (incidence 5%) include: nausea, diarrhea, constipation, vomiting, injection site reactions, headache, low blood sugar, heartburn, fatigue (sleepiness), dizziness, stomach-area pain, increased lipase (a pancreatic enzyme), upper stomach-area pain, fever, and stomach infection (gastroenteritis)

Fan H, Liao W, Wu J