What Is the Recommended Dosage of B12? According to the Mayo Clinic the recommended dietary amounts of vitamin B12 vary. experts recommend 2.4 micrograms a day if you are 14 or older, 2.6 micrograms if you are pregnant and 2.8 micrograms a day if you are breastfeeding.Folic acid is an essential vitamin in pregnant women because the fetus needs large amounts for brain and nervous system development. older adults tend to be at higher risk for B12 deficiency because their body is less able to absorb it than the body of a younger person. A lack of both in adults can cause fatigue and some neurologic problems."How much B12 should I take?" Or even: "Do I really need to take B12 supplements?" Vitamin B12 supplements are really important for vegans, for anyone with digestive issues and for older adults.. Vitamin B12 is a pretty difficult vitamin for our digestive systems to break apart from food and absorb.The amounts of the individual vitamins frequently vary as well, and you want to be careful about how much of any specific nutrient you’re getting, especially if you’ll be taking the vitamin daily. While vitamin B12 has no established upper limit, meaning there’s no toxicity seen even at extremely high doses, other vitamins like folate and.
This video, https://www.youtube.com/watch?v=dqFM3wD8iuo, can also be seen at https://www.youtube.com/playlist?list=PLgEvpazxx5NNyyGd_19VJRmmhR-Mzacvy.But stomach acid, which is required for the body to absorb vitamin B12 from food, declines with age. Since vitamin B12 is essential for optimal brain function, the Institute of Medicine advises adults over 50 to get most of their B12 from supplements. Recommended dose: 2.4 micrograms daily.The daily value for B12 is 6 micrograms, but there is no tolerable upper limit established for B12. I haven’t seen any studies on whether there is such a thing as too much vitamin B12. I have personally taken up to ~500% of the daily value, which would be about 30 mcg, and did not notice any side effects.As a water-soluble vitamin, your body does not store it. Rather, it excretes any excess in your urine. Vitamin C is also an important component of a structural protein called collagen, which is necessary for wound healing. The recommended daily intake for vitamin C for a 60-year-old woman is 75 milligrams a day.