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Description
What is going on out there is genocide with reference ranges too low in rich countries like Canada

Dairy products: Milk, yoghurt and cheese are rich in b12 Some cereals and nutritional yeast are fortified with vitamin b12 which makes them an alternative for those who dont consume enough animal-based products

doi:10.1016/j.yrtph.2020.104665

The busulfan metabolite EdAG irreversibly glutathionylates glutaredoxins
