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Common B12 Deficiency Symptoms: Persistent brain fog and cognitive decline affecting daily performance Chronic fatigue unrelieved by rest or lifestyle modifications Migraines and neurological symptoms including neuropathy Depression , anxiety, and seasonal affective disorder Memory loss and increased risk of dementia and Alzheimers Digestive issues and compromised immune system function Infertility and reproductive health complications Medical Conditions and Risk Factors Numerous medical conditions significantly increase the risk of B12 deficiency by interfering with absorption, utilization, or storage of this essential vitamin

Neuron 72 , 231243 (2011)

What does BPC-157 stand for