Yes, B12 supplements are generally safe to consume
based on clinical suitability and your health goals
If youre experiencing symptoms such as tiredness, brain fog, or low energy, a simple blood test can help determine your B12 levels
Other potential and more serious risks include pancreatitis and gallbladder problems
Adverse reactions reported following methylcobalamin administration include headache, infection, nausea/vomiting, paresthesias, and rhinitis
terminal half-life 20-50 minutes) with a steady-state volume approximating total extracellular fluid, findings that justify loading schedules followed by less frequent injections once tissue stores exceed 2 mg