how many units of b12 should i inject Shots at Home: How, Where & Often to Yourself How Often Should You Get

A vitamin B12 deficiency affects energy levels and immune health and may cause neurological problems like numbness and tingling in your hands and feet

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Here are just a few key functions of B12: Supports red blood cell formation and oxygen transport Helps maintain nerve function and brain health Plays a role in mood regulation and focus Supports energy metabolism and fat/protein breakdown When your body doesnt get enough, symptoms like fatigue, brain fog, irritability, and weakened immunity often show up

In the case of accidental self-injection or ingestion, seek medical advice as a precautionary measure

This is most relevant when vitamin B12 deficiency is being corrected and broader B-vitamin support is clinically appropriate, where symptoms include a combination of fatigue, neurological features, and stress, or where rapid repletion and functional support are desired