1 Asymptomatic autoimmune gastritis likely precedes gastric atrophy by 10 to 20 years, followed by the onset of iron-deficiency anemia that occurs as early as 20 years before vitamin B 12 deficiency pernicious anemia
Many foods are fortified with artificial vitamin B12, such as non-dairy milks and cereals, but these are not always optimally absorbed, so vegans must still be proactive about making sure they are not becoming deficient
Most patients describe the sensation as a mild vibrating or prickling feeling
Tests include: These tests help doctors find B12 deficiency and nerve damage
Whether you're looking to boost your energy, support your mood, or give your wellness routine a glow-up, vitamin B12 shots can be a safe, effective tool, especially when guided by lab results and a licensed provider