Plant-based individuals can find food sources of vitamin B12 in products like nutritional yeast
But what if it wasn't a one-or-the-other comparison
Healthcare providers may recommend MIC B12 injections 1-3 times per week, with the exact frequency determined by individual health needs and goals [1]
Weekly injections may be all it takes for some people to feel better, while others may need more frequent dosing to feel their best
What B12 does in your body Vitamin B12 (cobalamin) is a water-soluble nutrient found mainly in animal foods like meat, fish, eggs, and dairy
according to the National Academies of Sciences, Engineering, and Medicine, absorption is approximately 50% at 1 mcg but falls to roughly 1.3% at 1,000 mcg