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[2] It is a tetrasubstituted version of the shortest GHRH sequence
When vitamin B12 intake exceeds the body's immediate requirements and storage capacity, excess amounts are excreted primarily through urine
It is not intended for diagnosis, treatment, or prevention of any condition , and must only be used in controlled laboratory environments by qualified professionals.
Methionine is an essential amino acid that aids the liver in processing fatty acids
However, these substances do not have B12 biological activity for humans, a fact which may pose a danger to vegans and others on limited diets who do not ingest B12 producing bacteria, but who nevertheless may show normal "B12" levels in the standard immunoassay which has become the normal medical method for testing for B12 deficiency
B12 is needed for all brain and nervous system activity, energy production, formation of blood, cell metabolism, DNA synthesis, fatty acid synthesis, and homocysteine metabolism
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