One of the best ways to maximize absorption is through proper gut health. Before trying supplements, it's important that you ...

What to take, when to take it, and how much of it you need … It’s like standing in a vitamin aisle that’s somehow turned into ...

Iron supplements are particularly infamous for causing constipation, nausea, and stomach pain. Vitamin C in high doses can ...

Normal" levels of vitamin B12 may not be enough to ward off dementia, according to researchers at University of California ...

B12 supplements can come in a variety of forms — spray, liquid, capsule — which can make it difficult to know what to buy.

Vitamin B12 is essential for several functions in your body. Some vegetarian sources of vitamin B12 include eggs, dairy products, nutritional yeast, and nori. Share on Pinterest Vitamin B12 is an ...

Your doctor will give you the right dosage of vitamin B12 supplement, especially if you will inject it. Taking too much can cause side effects like nausea, headache, dizziness, and, in some cases ...

“Previous studies that defined healthy amounts of B12 may have missed subtle functional manifestations of high or low levels that can affect people without causing overt symptoms,” said Green, noting ...

“Normal” levels of vitamin B12 may not be enough ... no clear evidence has been found to suggest benefit in B12 supplementation in patients without a deficiency,” Murray, who was not ...

Meeting the minimum requirement for vitamin B12, needed to make DNA ... of high or low levels that can affect people without causing overt symptoms," said Green, noting that clear deficiencies ...