Niacin flush happens after taking 30-50 milligrams of niacin, causing redness and warmth. Other signs of niacin flush include itchy skin and tingling or burning sensations. Taking nicotinamide and ...
Carrie Madormo, RN, MPH, is a health writer. She has over a decade of experience as a registered nurse, practicing in a variety of fields, such as pediatrics, oncology, chronic pain, and public health ...