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Improves Mood and Emotional Well-Being Vitamin B12 plays a role in producing serotonin, a neurotransmitter that helps regulate mood

3rd edition

Benefits of B12 shots extend across many lifestyles and needs

Carnivores et primates non humains [modifier | modifier le code] Les carnivores, eux, obtiennent leur B 12 partir de la chair des herbivores

With advancing age, B 12 absorption declines, and a higher supplemental B 12 dose may be needed

Its a weird feeling and not painful at all
