Vitamin B12 shot side effects Most people tolerate vitamin B12 injections well, but possible side effects include: Mild: soreness or redness at injection site, mild diarrhea, nausea, headache, itching Rare but serious: allergic reactions (rash, swelling, difficulty breathing), low potassium (hypokalemia), dizziness or heart rate changes Get emergency medical help if you have signs of an allergic reaction to Vitamin B12: hives
As shown by connected scatterplot in Figure 4 (top-left), the Sucrosomial B12 formulation rapidly raised circulatory vitamin B12 levels above the deficiency threshold, exceeding 300 pg/mL (borderline level) from day 1
What does human safety data say about BPC157
Purity: 99% (HPLC tested)
Learn more in our safe and effective sunscreens article, including our picks for broad-spectrum sunscreens
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