For example, dogs who cannot absorb Vitamin B12 in their intestines do not respond to oral vitamin B12 supplementation
Lack of historical evidence to support folic acid exacerbation of the neuropathy caused by vitamin B12 deficiency
They may recommend adjusting the dosage, exploring different forms of B12 supplementation, or addressing underlying health issues that could be contributing to your symptoms
People who take certain medications may also be at risk of vitamin B12 deficiency, including, but not limited to, estrogen, H2 receptor antagonists, PPIs (Proton Pump Inhibitors), Chloramphenicol, and Metformin
Higher concentrations generally take longer to dissolve
Oral supplementation (50150 g daily) may suit dietary deficiency without nerve involvement, but malabsorption cases require injections