Sublingual (under-the-tongue) forms dissolve in your mouth, theoretically enhancing absorption by allowing some B12 to enter the bloodstream through mucous membranes rather than relying solely on digestive uptake
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If youre struggling with low B12 levels or dealing with symptoms of deficiency, B12 methylcobalamin injections may provide a faster, more reliable solution
The advantages of GLP-1 agonists include substantial clinical trial data supporting their efficacy and safety, FDA approval for weight management in certain populations, proven results with many users losing 15-20% or more of body weight, and effects on appetite that make caloric restriction feel natural
However, further research using animal models is needed to evaluate the potential of B12 as an epidrug for in vivo modulation of peripheral biomarkers associated with persistent VCD in long COVID and to determine whether this contributes to neuroprotection