Tired all the time? What to know about B12 and if it actually boosts energy levels

Med spas are raving about vitamin B12 shots as a pick-me-up. But do they actually make you feel more energized?If you spend time on social media, you may have seen med spa owners and employees describing vitamin B12 shots as a pick-me-up. When they’re run down or facing a busy week, they say, a quick injection gets …

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