Common causes include: Pernicious anemia, an autoimmune disorder hindering Vitamin B12 absorption Gastrointestinal surgeries, like gastrectomy, impact Vitamin B12 uptake Long-term use of certain medications, such as metformin or proton pump inhibitors Diets lacking in Vitamin B12, often seen in vegans and vegetarians For those without a deficiency, Vitamin B12 injections are not typically recommended, as their body can naturally regulate and excrete excess amounts of the vitamin
To view a copy of this license, visit About this article Cite this article Lee, E., Sakurai, K., Zhang, X
It showed promising fat loss results with minimal side effects
Brown, J
Observed findings depend on route, formulation, concentration, and study design