What's the buzz over NAD? Early science shows this trending supplement may help boost longevity. Here's what doctors say.

It’s the super-supplement that claims to help you sleep, perform and focus. We put the latest form to the test ...

"While NAD supplements are available to buy over the counter, they could still carry risks. These supplements are similar to niacin and when used in pharmaceutical doses, niacin can cause serious ...

"While NAD supplements are available to buy over the counter, they could still carry risks. These supplements are similar to niacin and when used in pharmaceutical doses, niacin can cause serious ...

Once the reserve of a doctor's office, uttered only in medical and health circles, NAD supplements have been thrust into the beauty mainstream lately, with experts touting the importance of ...

Here’s where it gets a tiny bit more complicated. NAD supplements exist in both an oral form (usually as a tablet, but it can also be a powder), as well as an intravenous or intramuscular injection.

And Australia’s drug regulator last year received a report from a doctor linking a heart attack to a patient’s use of an NAD supplement. That underscores the need to wait for high-quality ...