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Description
In the future, with increased scientific research investment, its application scenarios will be further expanded

T., Wilken, M., & Orskov, H

People who do not eat animal products or older adults who have Vitamin B12 deficiency will likely have to take Vitamin B12-fortified grains or a daily B12 supplement or a multivitamin that contains Vitamin B12

However, there is little to no evidence to support these claims

All authors read and approved the final version of the manuscript
