b12 injection subq or im Vitamin Sites: All You Need to Know How to self-inject intramuscular vitamin

Furthermore, Vitamin B12 plays a large role in improving brain function

Most people notice improvements in energy and symptoms within a few days, but full benefits may take a few weeks depending on how low your levels were before treatment

Possible Side Effects While GACLIV is generally well-tolerated, side effects can occur, especially if improperly administered or overused

Meal replacement shakes may also be fortified with B vitamins

The answer

Vitamin B12 deficiency If left untreated, vitamin B deficiency can harm your brain and nervous system, leading to issues such as: Incontinence (not being able to control your pee or poop) Nerve issues, such as numbness, weakness, or nerve pain Erectile dysfunction (not being able to get an erect penis) Paralysis (not being able to move your body) Memory loss Paranoia (feeling like others are trying to hurt you) If you dont have symptoms but are at risk of low B12 levels, your doctor might also want you to have regular tests