Important safety questions include product purity, dose accuracy, drug interactions, liver and kidney considerations, blood sugar changes, cardiovascular risk, pregnancy or breastfeeding status, and long-term exposure
Vitamin B12 injection : For maximum bioavailability, especially in cases of severe deficiency or malabsorption, intramuscular injections of vitamin B12 offer direct absorption and are often prescribed to rapidly restore adequate levels
This information is provided for educational purposes only and should not be considered medical advice
But injections give a much bigger dose
Optic Nerve Atrophy: Administering cyanocobalamin to patients with Leber's disease or hereditary optic nerve atrophy should be done cautiously, as it may worsen the condition