The ideal dose of vitamin B12 varies based on your sex, age, and reasons for taking it. This article examines the scientific evidence behind recommended dosages for B12 for different people and uses.

ANSWER: The DV (a replacement for what we used to call the recommended daily allowance, or RDA) for vitamin B12 is 2.4 mcg.

Vitamin B12 is best taken with a meal or in the morning for maximum absorption and the least amount of negative effects. Though some experts advise taking it on an empty stomach, particularly if ...

Often, a vitamin B12 deficiency can look like normal signs of aging when, in fact, the deficiency itself is a sign of aging. Read more to discover how much vitamin B12 you should be ingesting as ...

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

The dosage of methylcobalamin B12 supplements can vary widely, from 500 mcg to 5000 mcg per serving. It is important to choose a supplement that provides an appropriate dosage for your needs.

The dosage of folate and B12 supplements can vary widely. It’s important to choose a supplement with a dosage that matches your individual needs. Too little may not provide the intended benefits ...

However, in rare cases, excessive B12 intake from supplements may cause unwanted side effects. Some studies suggest high B12 doses might impact kidney function or interact with certain medications.

However, in rare cases, excessive B12 intake from supplements may cause unwanted side effects. Some studies suggest high B12 doses might impact kidney function or interact with certain medications.

We explore top-rated products, their benefits, and expert tips to help you find the best B12 supplement for your needs. advertisement. The Jerusalem Post. ... Cost Per Dosage: $0.99.