b12 oral vs injection Shot Guide: Benefits, Dosage & Side Effects vitamin b12 injection vs oral

However, in patients with pernicious anaemia or malabsorption, these stores cannot be replenished through diet, making regular injections essential

If youre unsure whether B12 injections are right for you, consider these common situations: Youre feeling tired all the time, even with decent sleep and a routine You follow a vegan or vegetarian diet, which typically lacks sufficient B12 Youre over the age of 50, when natural absorption of B12 often declines

While at-home kits provide significant cost savings, they require proper training and comfort with self-administration

Dosage depends on the severity of the deficiency and health conditions