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Symptoms of B12 deficiency include exhaustion no matter how much you sleep, muscle weakness and frequent cramping, constipation, loss of appetite and unexplained weight loss, numbness or tingling in the hands and feet, depression, and problems with memory and focus

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Vitamin B12 injections will help in this case

Author John I am a certified nutrition specialist with thirteen years of experience helping individuals navigate vitamin deficiencies and metabolic health

Simultaneously, the preservation of SAM levels maintains cellular capacity for critical methylation reactions including histone modifications, DNA methylation, and protein methylation that regulate gene expression and protein function