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Whole blood histamine may be elevated, or an MTHFR result may suggest risk for methylation problems, but neither of these confirm how well the pathway is working
Badger TM, Huang J, Ronis M, Lumpkin CK: Induction of cytochrome P450 2E1 during chronic ethanol exposure occurs via transcription of the CYP 2E1 gene when blood alcohol concentrations are high
& Tsuruo, T
Should you take a selenium supplement
Many experts consider vitamin B12 injections the safest and most effective option
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