b12 injections versus oral supplements vitamin oral b12 vs injection 9 Best Vitamin B12 Supplements-bsmoothhr vitamin b12 injection vs sublingual

Gastrointestinal symptoms (more common with oral preparations): Mild nausea or upset stomach Diarrhoea (typically with very high doses) Other effects: Headache, particularly when treatment is first initiated Dizziness or light-headedness Skin reactions such as mild rash or itching Temporary reddish discolouration of urine (chromaturia) after hydroxocobalamin injections, which is harmless It is important to note that many symptoms attributed to B12 supplementation may actually represent the body's response to correcting a deficiency

If your vial accidentally froze (perhaps the refrigerator was set too cold or it was placed near the back wall of the fridge where temperatures can drop below freezing), do not use it

The Importance of Vitamin B12 While most people receive adequate levels of B12 through their diet, deficiencies can still occur

That said, severe pain has been reported by some people, especially when bigger needles or medication doses are used

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