One review recommended that those with vitamin B12 deficiency take 1 mg of vitamin B12 daily for a month, followed by a maintenance dose of 125–250 mcg per day (21 Trusted Source).

The amount of vitamin B12 an individual needs per day will depend on their age. People also need more B12 during pregnancy and while breastfeeding. The average daily recommended amounts for ...

The Recommended Dietary Allowance (RDA) of vitamin B12 for adults 19 and older is 2.4 micrograms per day. However, if you are ...

Read on for what vitamin B12 is, the benefits, potential risks, side effects and more.

If you find it challenging to get the recommended amount of vitamins in your daily diet, taking one multivitamin per day can help you maintain a ... Deficiency of vitamin B12 can result in ...

Vitamin B12 can contribute to energy, mood, cognitive function and heart health. Read more about the benefits, deficiencies and how much you need.

The daily value for vitamin B12 is 2.4 micrograms ... Plant foods do not provide a significant amount of vitamin B-12, ... Infants between 7 and 12 months old require 0.5 mcg of B-12 per day, ...

People who are at risk of developing vitamin B12 deficiency should take a blood test and the complete blood count (CBC) will provide details about whether the vitamin B12 levels are low.