The recommended daily intake of Vitamin B12 varies by age and condition, with adults generally needing 2.4 mcg per day, while pregnant and breastfeeding women require 2.6–2.8 mcg. Infants ...

400 IU (10 mcg) per day increases vitamin D blood levels 4 ng/ml (10 nmol/L). 500 IU (12.5 mcg) per day increases vitamin D blood levels 5 ng/ml (12.5 nmol/L). 800 IU (20 mcg) per day increases ...

However, my doctor had recommended that I take B12, which this has, since my levels were a bit low and it’s important for brain health as you age. I also like the inclusion of vitamin D and ...

Doctors may prescribe higher than recommended doses (5mg) in high risk patients. Consuming more than 1000 micrograms (1mg) of folic acid can mask symptoms of vitamin B12 deficiency, such as tiredness, ...

Symptoms include fatigue, headaches, dizziness, among others. This type of anemia often develops due to vitamin B12 (cobalamin) deficiency or vitamin B9 (folate) deficiency. These deficiencies can ...