do people complain of feeling extremely cold after b12 injections Best Shots in Chicago & Naperville 2026 Benefits of Vitamin B12 Shots
Description
Intramuscular vs Subcutaneous Parenteral administration of vitamin B-12 via injection has been standard protocol for decades, according to the Centers for Disease Control and Prevention

You're not alone, and help is available
Injections can help reduce fatigue and increase overall energy levels

Vasavada A, Sanghavi D

I feel great during the day, but at night I am woken up by chest pain and numbness in my arms

It's a considered starting point built from the best available real-world reference, not a ceiling to stay under
