For treating or preventing a B12 deficiency, both injections and oral supplements are available, with the best option depending on your health needs
These are generally more noticeable during the first few weeks as your body adjusts.Critical Warning IndicatorsYou must seek immediate medical attention if you experience any of the following serious symptoms:Sudden changes in mood, severe anxiety, depression, or any suicidal thoughts or self-harming behavior.Signs of a severe allergic reaction (anaphylaxis), such as an unexplained skin rash, intense itching, swelling of the face/throat, or difficulty breathing
Allergic Reactions Though rare, some people may have an allergic reaction to the components in the B12 injection
Peripheral neuropathy is nerve damage that causes the nerves outside of the brain and spinal cord to malfunction
Whole-picture care: We do not look at B12 in isolation
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