b12 injections during covid Vitamin Covid-19 Pandemic COVID-19 Vaccines Yield Immune Benefits

Since vitamin B12 naturally exists mainly in animal foods, vegetarians, especially vegans are at a much higher risk of low levels

Measurable weight loss usually becomes apparent within 4-6 weeks

Normal growth and development in the absence of hepatic insulin-like growth factor I

It can improve life quality for those with neuropathy

Possible adverse effects may include: Injection site reactions : Redness, swelling, irritation, or discomfort Gastrointestinal symptoms : Nausea, vomiting, stomach cramps, or diarrhea Headaches or dizziness Allergic reactions : Rash, itching, shortness of breath, or facial swelling (rare) Increased heart rate or anxiety (typically temporary from B-vitamins) Fatigue or weakness if used improperly Elevated liver enzymes when taken in excess particularly with methionine or choline Insomnia if taken late in the day due to increased energy levels Who should avoid or use caution