b12 injection needle Shots at Home: How, Where & How Often to Inject Yourself How Often Should You Get

Neurological symptoms deserve particular attention

The Most Common Vitamin B12 Deficiency Symptoms The following symptoms are particularly common: Disrupted energy metabolism (chronic fatigue and tiredness, difficulty concentrating, muscle weakness) Nerve damage (pain, numbness, tingling, paralysis, coordination problems, memory disorders) Anaemia (poor performance, immunodeficiency) Disruptions to the metabolism of hormones and neurotransmitters (mental/psychological disorders, depressions, psychoses) Digestive disorders (constipation, diarrhoea) Inflammation (mouth, stomach and intestines) A more detailed list of B12 deficiency symptoms is given at the end of this article

How to Keep Your B12 Shots Cool When Traveling While most B12 injections do not require refrigeration, they must always be protected from heat and stored below 77F (25C)

In 2017, a study found that men taking vitamin B12 supplements appeared to have increased lung cancer risk

All vitamin B complex supplements tend to interfere with antibiotics' effectiveness, and therefore they should be taken at different times