Effective for Deficiency Injections are often recommended for individuals with conditions that limit B12 absorption, such as: Pernicious anaemia Gastrointestinal disorder Post-bariatric surgery patients Signs You May Be Low in Vitamin B12 You might benefit from B12 testing or treatment if you experience: Persistent fatigue or weakness Tingling or numbness in hands and feet Difficulty concentrating (brain fog) Pale or jaundiced skin Shortness of breath Mood changes or irritability If left untreated, B12 deficiency can lead to more serious complications, so early treatment is important
Tiredness, weakness, breathlessness, headaches, mouth ulcers, sore tongue, pins and needles, memory problems, balance issues and mood changes can have many possible causes
Intramuscular (IM): Less common but sometimes used for deep tissue or joint injuries
Reported side effects are rare and generally mild: Temporary lethargy Mild swelling or irritation at the injection site Occasional digestive upset (less common with injectable forms) One area of caution: dogs with active cancer