Sure, meat has B12. But guess where that comes from? Supplements. : r vegan Vitamin B12 in Pregnancy: What You Need to Know NaturoBest People love to bring up B12 like it's a reason to eat meat. But here's the irony Even meat eaters can be deficient in B12. That's because B12 comes from bacteria in Many people believe that vitamin B12 is only found in animal products, but that's a misconception. B12 is actually produced by bacteria in the soil, and animals get their B12 by consuming Vitamin B12 The Nutrition Source