how are vitamin b12 injections given Injection Sites: All You Need to Know Vitamin B12 Injection Dosage for

A simple blood test found the trigger

For example, an IM injection in the deltoid could hit the radial nerve or artery if placed too low

B12 is known to play a key role in numerous functions in the body, including (but not limited to): DNA and red blood cell formation Maintaining a healthy metabolism and digestion Synthesis of neurotransmitters and hormones Energy production Nerve cell health Gene and enzyme regulation Athletic prep or recovery Vitamin B12 shots may also help reduce the risk of the following conditions: heart disease, neurological function, stroke, cognitive functions such as thinking and memory, problems with fertility, and neural tube defects in children born to parents with a vitamin B12 deficiency

Contact dermatitis Nunyabb / Wikimedia Commons What it looks like : Contact dermatitis is a form of eczema, and can be a red rash that appears scaly or blistered, depending on its cause and severity