Recommended Dietary Allowance For Vitamin B12

Scientific opinion on dietary reference values for cobalamin vitamin b12 cobalamin vitamin b12 adequate intake dietary reference value first published in the efsa journal.
Recommended dietary allowance for vitamin b12. The recommended dietary allowance or rda for vitamin b12 is intended to meet the majority of the healthy population s requirement for this vitamin. Beef liver and clams which are the best sources of vitamin b12. Reported values of breast milk concentration vary widely partly because of differences in analytical methods and partly.
For pregnancy and lactation the amount increases to 2 6 mcg and. The recommended dietary allowance for men and women ages 14 years and older is 2 4 micrograms mcg daily. It creates new red blood cells keeps your metabolism going and protects brain cells to name a few.
You can get recommended amounts of vitamin b12 by eating a variety of foods including the following. The ai for 0 6 months is based on the vitamin b 12 intake of infants fed breast milk. This is a fact sheet intended for health professionals.
Vitamin b12 is a water soluble vitamin that is naturally present in some foods added to others and available as a dietary supplement and a prescription medication. For a reader friendly overview of vitamin b12 see our consumer fact sheet on vitamin b12. Vitamin b12 is found naturally in a wide variety of animal foods and is added to some fortified foods.
The recommended dietary intake for vitamin b 12. The need for vitamin b12 gradually increases with age. The recommended daily intake rdi for vitamin b12 for people over 14 is 2 4 mcg however you may want to take more or less depending on your age lifestyle and specific situation.
The ai was calculated by multiplying the average intake of breast milk 0 78 l day by the average concentration of vitamin b 12 in breast milk and rounding fnb iom 1998. Vitamin b 12 has several responsibilities in your body. Plant foods have no vitamin b12 unless they are fortified.