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Kefir and yogurt are natural probiotic products
This can lead to permanent and severe neurological issues
Its also important to monitor B12 levels periodically through blood tests, as this helps adjust the treatment plan to ensure the best possible outcomes while avoiding over-supplementation
Below is a synthesis of the latest data through 2025
J Neurochem 139:216231 Bouchez C, Devin A (2019) Mitochondrial biogenesis and mitochondrial reactive oxygen species (ROS): a complex relationship regulated by the cAMP/PKA signaling pathway
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