Niacin flush is a skin flushing that can occur after taking higher doses of niacin (vitamin B3) as supplements or prescription medications. It is a harmless and temporary side effect that usually goes ...

Niacin, or vitamin B3, plays a vital role in energy production, cholesterol management, skin health, brain function and DNA repair. One common yet misunderstood effect of niacin supplementation is the ...

The niacin skin flush response is a simple, non‐invasive test that measures vascular reactivity following the topical application of a niacin derivative. In healthy individuals, niacin prompts a rapid ...