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the minimum concentration of a substance needed to reduce the activity of an enzyme by at least 50%)
Neither supplement contains nuts, gluten, dairy, or soy
Until then, every comparison, including this one, relies on imperfect cross-trial analysis
PMID: 18612058 View source Pickart L, et al
Poor absorption owing to a deficiency of Intrinsic Factor (IF) is generally the underlying reason for PA and usually this is caused by an autoimmune action, in which antibodies (manufactured by the bodys immune system) mistakenly attack and destroy IF
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