does b12 injection make you tired Why Do I Feel Worse After My Injection? Causes & Management – Bolt Pharmacy Why Do I Feel Worse

For long-term maintenance, most healthcare providers recommend one B12 injection every 4 to 12 weeks

The liver stores most of the vitamin for future use

Typical Dosage Range Most men with low vitamin B12 levels receive around 1,000 mcg per injection, depending on their blood levels and health goals.( 9 ) However higher doses, as much as 2,000 mcg can also be safe in some cases

Treats B12 Deficiency: Effectively brings vitamin B12 levels back up when they have dropped due to poor dietary intake or intestinal malabsorption

Our providers at Family Health Care can help by evaluating your symptoms and running appropriate tests, including checking your vitamin B12 levels

Vitamin B12 injections may not be suitable for people who have a history of: allergic reaction or sensitivity to cobalt or vitamin B12 Leber disease kidney disease or impaired kidney function Also, vitamin B12 injections may not be necessary for people without a deficiency