How much B12 is too much in a day? For most people, doses exceeding 2,000 micrograms per day are considered excessive, as the typical recommended daily allowance ranges from 2.4 to 2.8 micrograms.

Discover the 7 warning symptoms indicating you have too much vitamin B12 in your body. Learn about the potential risks, including skin rashes, headaches, and digestive issues, and how to manage ...

Side effects from taking too much vitamin B6—including nerve damage—may be more widespread than we think, Australia's ...

Many vitamin B12 supplements contain much more of the vitamin than the body needs. No research has yet found any side effects from taking too much vitamin B12. Learn more here.

Taking too much can cause side effects like nausea, headache, dizziness, and, in some cases allergic reactions. Everyone needs vitamin B12, and most people get enough through their diet.

Vitamin B12 deficiency can cause a number of strange sensations, like numbness, tingling, and more. “It felt like electricity ...

Vitamin B12 is an essential nutrient. Here are the best food sources of vitamin B12, as well as fortified alternatives for ...

How much B12 is too much in a day? For most people, doses exceeding 2,000 micrograms per day are considered excessive, as the typical recommended daily allowance ranges from 2.4 to 2.8 micrograms.

Registered dietitians explain what vitamin B12 is, how much you need, and the potential side effects of taking too much. Skip to main content. 24/7 Help. For premium support please call: ...