NutritionFacts.org - Regardless of whether or not we eat meat, our ability to absorb vitamin B12 may decline as we age. For those 65 and older, a daily dose of 1,000 mcg
![Recommended doses of vitamin B12 in different ages including Pregnant... | Download Scientific Diagram Recommended doses of vitamin B12 in different ages including Pregnant... | Download Scientific Diagram](https://www.researchgate.net/publication/353918582/figure/tbl2/AS:1057119231021057@1629048273338/Recommended-doses-of-vitamin-B12-in-different-ages-including-Pregnant-and-lactating-woman.png)
Recommended doses of vitamin B12 in different ages including Pregnant... | Download Scientific Diagram
![Daily multi-B vitamin doses in the case-control study of the pellagra... | Download Scientific Diagram Daily multi-B vitamin doses in the case-control study of the pellagra... | Download Scientific Diagram](https://www.researchgate.net/publication/347185995/figure/tbl1/AS:983849525866497@1611579414723/Daily-multi-B-vitamin-doses-in-the-case-control-study-of-the-pellagra-and-isoniazid-in.png)