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In addition, vitamin B12 methylcobalamin injections raise the available amount of SAMe (S-adenosylmethionine), an important compound which lifts the mood and works as a tricyclic antidepressant
Growth hormone peptides like Sermorelin may provide additional benefits for sleep and energy levels
Pernicious anemia means your stomach isnt making a protein called intrinsic factor, and so you cant absorb vitamin B12 from your diet
Cukierman-Yaffe T, Gerstein HC, Colhoun HM et al
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