raw vegan b12 injections Vitamin B-12 1000 mcg/ml, 250 ml healthy brain support Rationale for VeganHealth's B12 Recommendations
Description
When investigating elevated B12, additional tests such as active B12 (holotranscobalamin), methylmalonic acid, and homocysteine may help clarify true B12 status

Neurochem Int

History [edit] Descriptions of deficiency effects [edit] Between 1849 and 1887, Thomas Addison described a case of pernicious anemia, William Osler and William Gardner first described a case of neuropathy, Hayem described large red cells in the peripheral blood in this condition, which he called "giant blood corpuscles" (now called macrocytes), Paul Ehrlich identified megaloblasts in the bone marrow, and Ludwig Lichtheim described a case of myelopathy
Some clinically significant alterations were mainly related to the underling or concomitant diseases
Previous work highlighted the role of the cubilin receptor in intestinal vitamin B 12 absorption [27]

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