You do get B12 in foods such as, red meat, poultry, fish, and eggs
San Pedro de Quemez GASTRONOMY Inside of San Pedro de Atacama, there is a great variety of places to taste, such as typical Atacameo food, stone pizzas or even different vegetarian options that use the most typical vegetables and legumes of the area
The EFSA notes, The inherent uncertainty of this [factorial] approach is reflected in the wide range of cobalamin intake calculated to compensate for estimated daily losses, depending on the assumptions taken (EFSA, 2015). Appendix D
Once in the body, B12 works to support the proper functioning of the brain and nervous system, as well as the production of red blood cells and DNA