Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Take vitamin B12 on an empty stomach in the morning or early afternoon to maximize absorption and avoid sleep disruptions.Vegans, older adults, ...

Older adults: As you age ... The daily recommended dose of vitamin B12 is 2.4 micrograms. If you eat a well-balanced diet full of chicken, seafood or eggs, you'll receive this amount through ...

People who are pregnant have a higher recommended dose of vitamin B12 ... "Around the age of 50, it becomes harder to absorb vitamin B12, so older adults should aim to eat more B12-rich foods ...

How does Vitamin B12 dosage vary for adults, and what is recommended? The recommended daily intake of Vitamin B12 is 2.4 micrograms for adults, but this can vary depending on age, gender ...

Vegams can often benefit from a B12 supplement, given that this nutrient is usually found in animal products, Cording says. Some older adults are ... s the right vitamin B dosage?

Depending on the individual, they start working within 48 to 72 hours of the first dose, but they might take three months to completely correct a B12 deficiency. Important: Vitamin B12 is water ...