can b12 injections cause itching Been on T for 5 weeks, all sites suddenly (in the past few days) became red and itchy : r/ftm Managing Vaccine Injection Site Reactions:

Deficiency can contribute to irritability, low mood, and increased stress

This quick and effective treatment helps replenish B12 deficiencies, providing you with more energy, focus, and vitality

I desperately wanted to figure out the cause

If you are suffering from extreme fatigue, lethargy, muscle weakness, pins and needles, mouth sores, or cognitive problems including irritability, depression, or lapses in memory, it may be a sign that you are deficient in Vitamin B12 and could benefit from regular supplementation with Vitamin B12 booster injections

Note: Vitamins and supplements should be used as part of a healthy lifestyle and should not be used as a substitute for a balanced diet or exercise