During aging, metabolic function gradually declines, leading to insulin resistance, fat accumulation, and insufficient energy metabolism
This may cause false test results
[20] Pernicious anemia [edit] Pernicious anemia is a disease caused by an autoimmune response that produces antibodies that attack the parietal cells in the stomach lining, preventing them from creating intrinsic factor needed for the absorption of vitamin B 12
Its particularly beneficial for individuals experiencing fatigue or B12 deficiency, common in strict vegetarians, older adults, or those with certain medical conditions
Since vitamin B12 is found in animal products (meat and dairy), vegans and vegetarians may have a deficiency
Lingual linear lesions: a clinical sign strongly suggestive of severe vitamin B12 deficiency