does b12 injection need to be refrigerated the or room temperature? B12 Shots at Home: How,

High doses of B12, often used to treat deficiencies, may cause side effects such as headaches, nausea, diarrhea, fatigue or weakness, and tingling in the hands and feet

Choosing the Right Needle Size Factors to Consider : Patient's Body Type : Thinner individuals may require shorter needles to avoid penetrating the muscle during SC injections, while individuals with more muscle mass may need longer needles for effective IM injections

Critical Functions of Vitamin B12: Your body depends on B12 for DNA synthesis, the process by which cells replicate and repair themselves

It tells the liver to stop producing excess glucose

doi:10.1016/bs.afnr.2017.11.005