how long b12 injection last Does a Shot Last? Duration, Benefits & Timing Are Vitamin B12 Shots Right

Emphasize that injections are prescribed because of a medical need (deficiency)

Treating a B12 deficiency is crucial since a severe deficiency can lead to nerve damage or neurological problems

Oral supplements often depend on the digestive system for absorption, which can be problematic for manyespecially those with gastrointestinal issues, certain chronic conditions, or age-related absorption difficulties

Toh BH et al

Here are some general guidelines: Mild deficiency: The typical treatment is a 250-500 mcg liquid B12 dose prescribed to patients with the mildest B12 deficiency

There is no strong evidence suggesting gender-specific risks, but safety data is limited for both men and women