vitamin b12 injections side effects skin What Happens When You're Allergic to Side Effects of Vitamin B12

As the condition worsens, common symptoms include: weakness and fatigue light-headedness and dizziness palpitations and rapid heartbeat shortness of breath a sore tongue that has a red, beefy appearance nausea or poor appetite weight loss diarrhea yellowish tinge to the skin and eyes

A deficiency or lack of Vitamin B12 is quite common in the over 65s, those diagnosed with pernicious anaemia, and in anyone who follows a vegan, strict vegetarian, or extreme/fad/restricted diet for a long time without taking a B12 supplement or eating fortified foods

They still support lab studies on its role in cell metabolism

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