Older adults, who often suffer from decreased hydrochloric acid in the stomach, and individuals with gastrointestinal (GI) disorders may have lower absorption of B12.2,4 Vitamin B12 deficiency may be characterized by megaloblastic anemia, fatigue, weakness, constipation, loss of appetite, soreness of the mouth or tongue, and weight loss
It has been observed that patients affected by systemic lupus erythematosus are colonized by a more homogeneous intestinal microbiota [1, 74, 75, 95]
Research suggests that Selank may support cognitive function, anxiety reduction, and immune system regulation through its interaction with neurotransmitter systems, particularly GABA and serotonin pathways
Most prenatal vitamins contain B12
Here are some groups of people who might benefit from B12 supplementation: Vegetarians and Vegans: Since B12 is primarily found in animal products, those who avoid meat, dairy, and eggs may be at risk of deficiency
S., Erickson, B