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But these side effects are rare and usually quite mild
When the deficiency becomes chronic, it may lead to more serious problems such as depression, cognitive decline, or balance issues
Researchers exploring these combinations should proceed cautiously
[76] Ruminants, such as cows and sheep, are foregut fermenters, meaning that plant food undergoes microbial fermentation in the rumen before entering the true stomach (abomasum), thus allowing them to absorb the vitamin B 12 produced by the bacteria
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