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As B12 is a water-soluble vitamin, it's generally considered safe (because any not used will be excreted via your urine), but even so you shouldn't take more than the recommended doses unless recommended to do so by your GP, as some studies have shown possible negative impacts of overdoing it

Nothing in this article should be construed as a recommendation to diagnose, treat, cure, or prevent any disease or medical condition, nor as guidance on prescribing or administering any pharmaceutical compound to any specific patient

Other GLP-1 and related medications Liraglutide (Saxenda, Victoza): Refrigerate before first use at 36 to 46 degrees Fahrenheit

Normal B12 status is important in the preservation of normal cognitive function, says Green