Its key for those with severe deficiencies or long-term symptoms
Pregnancy: Insufficient safety data
However, some individuals report experiences that suggest possible associations between B12 and anxiety-like symptoms in certain contexts: High-dose supplementation : Some individuals report feeling 'overstimulated' or experiencing changes in energy levels when initiating B12 supplements
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As mentioned previously, mechanisms include changes in gastric/intestinal pH, gastric emptying time/intestinal transit time, surface area available for absorption, active transport mechanisms for absorption, and first-pass metabolism
(Photo: Getty Images) On April 26, 58-year-old ultramarathoner, podcaster, and bowhunting influencer Cameron Cam Hanes ran 2:39:11 in the Eugene Marathon, winning the masters division