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Recent metabolic studies suggest TB500 may act as a prodrug, cleaving to an active pentapeptide metabolite that drives biological activity [12]
Vitamin B12 deficiency can be occurring while vitamin B12 levels are at levels not typically associated with deficiency due to the presence of deleterious MTHFR mutations
Note: Use this product for research only
However, if someone already has extremely high levels of vitamin B (from taking excessive supplements and showing toxicity symptoms), further pyridoxine would be avoided
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