The Vitamin B12 Test is generally safe, and there are no significant risks associated with the blood draw
A 2020 study of "wellness" B12 injections in non-deficient adults found no improvement in energy, mood, or cognitive function versus placebo at 4 weeks (Wolffenbuttel et al., Nutrients , 2020)
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Patients should contact their GP if they experience: Persistent fatigue, weakness, or lethargy that affects daily activities Neurological symptoms including numbness, tingling, or 'pins and needles' in hands and feet Memory problems, confusion, or difficulty concentrating Mood changes, depression, or irritability Glossitis (sore, red tongue) or mouth ulcers Pale or jaundiced skin Unexplained balance problems or difficulty walking Individuals at higher risk should consider proactive screening , including those following vegan or strict vegetarian diets, adults over 60 years, people with gastrointestinal conditions (pernicious anaemia, Crohn's disease, coeliac disease, or previous gastric surgery), and those taking medications that affect B12 absorption such as metformin, proton pump inhibitors, or H2-receptor antagonists
And, if you follow a plant-based diet, take a look at these vegan recipes that are high in B12 from Live Kindly
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