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The content of this article cannot and should not replace an individual vegan nutrition consultation

doi: 10.1016/j.ejphar.2004.01.015

Especially with this source, adverse symptoms may occur due to an vitamin B12 overdose

From chronic overnutrition to metaflammation and insulin resistance: adipose tissue and liver contributions
For vitamin B12 to be absorbed from the gut, it must bind to a protein called intrinsic factor, which limits how much B12 the gut can take in at one time
