HomeHealth NewsB12 from diet vs supplements: Which is better for heart health, immunity?

B12 from diet vs supplements: Which is better for heart health, immunity?

January 6, 2026

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A recent review highlights the potential importance of both dietary and supplemental vitamin B12. Image credit: Evgeniya Pavlova/Getty Images

Vitamin B12 is a critical component of the diet and can be found in animal food sources.
Vitamin B12 and its available forms have been the subject of ongoing research.
A recent comprehensive review…

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