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It is essential for producing red blood cells, which transport oxygen throughout your system and contribute to creating serotonin, a mood-regulating chemical
Bacteriostatic water reduces this risk due to its preservative
When to seek medical help See a doctor promptly if you have spreading redness or warmth around the site, discharge or a fever, numbness or weakness that does not settle, or any swelling of the face, lips or throat or difficulty breathing, which can signal a rare allergic reaction and is a medical emergency
The effects may last longer for some, while others may require more frequent injections to maintain consistent energy levels
Signs and Symptoms of Vitamin B12 Deficiency Knowing your vitamin B12 level is essential, as a deficiency can have serious health consequences that can affect brain function and cause neurological problems
