Vitamin B12 is produced by bacteria, not animals or plants.…
Vitamin B12 is produced by bacteria, not animals or plants. Therefore due to our sanitized life everyone should take B12 supplements except those in the 3rd world'ish..
Vitamin B12 is produced by bacteria, not animals or plants. Therefore due to our sanitized life everyone should take B12 supplements except those in the 3rd world'ish..