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With regular B12 injections, you can promote better nerve function and protect your nervous system
Slowly titrating the dose over months allows the body to clear the toxic burden without triggering a massive immune flare or severe Herxheimer reaction
B12 deficiency causes fatigue at the cellular level because your body cant efficiently produce energy
They work quickly but have shorter duration compared to other options
How Do They Compare in Detail
Studies Linking GLP-1 Medications to NAION Several peer-reviewed studies have confirmed an increased risk of NAION in patients taking GLP-1 drugs: Harvard Medical School & Mass General Brigham Study (JAMA Ophthalmology, 2024) 9% of diabetic patients taking semaglutide developed NAION, compared to 1.8% on other diabetes drugs (a 4-fold increased risk)
