Can Too Much Vitamin B Cause Problems?

Are vitamin B vitamins harmful? In the past, due to its water solubility, we that vitamin B couldn’t accumulate in the body like fat-soluble vitamins. However, we know today that too much of certain of the "B’s" can cause trouble. Doses larger than 300 mg per day of B6 can lead to nerve toxicity. High doses of vitamin B3 taken at of 2000 to 3000 mg per day leads to nausea, jaundice and elevated liver enzymes.

Still, you’re not likely to run into trouble unless you’re taking a total of 2000 to 3000 mg per day to lower cholesterol. At those dosages, nausea, jaundice and elevated liver enzymes can occur.

Read the full article her: Can Too Much Vitamin B Cause Problems? – Ask Dr. Weil