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SAM is a methyl group donor for numerous methylation reactions in the brain, including those involved in the metabolism of neurotransmitters whose deficiency has been related to depression (102)

Vitamin B12 is an essential water-soluble B vitamin that is needed for many different functions in your body

However, since this is a single study, more research is required in this field (5)

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A Monterey Bay native, Jacqui spent four years in the South Bay, where she developed strong connections with her patients