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Their primary benefit is that they provide a boost of energy and prevent fatigue, improving overall cognitive functioning including memory, and cognitive performance, and even helping with weight loss
Proper storage slows these processes and maintains potency throughout the usable life of the vial
Elevated B12 may occasionally be associated with certain cancers, particularly haematological malignancies and liver cancers, but it does not directly indicate cancer is present
The most frequently reported side effects are localized and temporary
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