can i take b12 supplements with b12 injections The Advantages of Versus Oral Supplements: Shawn Veiseh, M.D.: Family Medicine How Can Vitamin B12 Shots

Allergic Reactions (Rare): Although rare, some individuals can have an allergic reaction to the injection, ranging from a rash or itching to more severe symptoms like swelling of the face, tongue, or throat, dizziness, or difficulty breathing

In the UK, vitamin B12 deficiency is relatively common, particularly among older adults, vegans, vegetarians, and individuals with certain gastrointestinal conditions that impair absorption, such as pernicious anaemia or Crohn's disease

Mood and mental clarity: Adequate B12 levels contribute to better focus, memory, and emotional well-being

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More Energy : With improved energy levels, staying active becomes easier