Too much vitamin A, she added, could also have adverse effects, including joint pain, headaches, a loss of hair, muscle pain, a loss of vision and nausea, as well as birth defects, skin irritation and ...

How long it takes for vitamins and supplements to work depends on factors like the type of vitamin, your diet and hydration, and how regularly you use it. Learn how to make the most of your vitamins ...

Doctors say vitamins are essential nutrients the body needs to function properly. They support everything from nerve health and immunity to bone strength and metabolism. Ideally, these nutrients ...

Getting the right vitamins and minerals through diet or supplementation can help support bone strength, heart health, energy levels, and healthy aging.

Magnesium and vitamin D help with bone health, mental health, and cardiovascular health. It's usually safe to take magnesium and vitamin D together.

While there are plenty of foods and some health conditions that cause constipation, certain supplements may also be to blame.

Add Yahoo as a preferred source to see more of our stories on Google. A close-up image of a person holding a yellowish translucent vitamin capsule between two fingers with long, shiny brown hair in ...

Companies that craft custom vitamins based on the results of online, DNA, or blood tests have become popular. Here are their benefits and drawbacks.

Can NAD supplementation help slow down aging and boost longevity? A longevity expert explains what we should know.

If you've started menopause or you're approaching it, you're likely thinking about what you can do to support your body during this time. Managing symptoms like hot flashes, night sweats, mood swings ...

Tardive dyskinesia (TD) is a movement disorder. Although some studies are encouraging, more evidence is needed to support treating TD with vitamins, supplements, or both. TD is an involuntary movement ...

Vitamin D is important for your bones, muscles, nerves, immune system, and more. But if you get too much, it could lead to a rare and possibly serious condition called vitamin D toxicity. You may hear ...