Is Niacin supposed to make you itch and burn?

Higher doses of niacin do sometimes cause what is euphemistically called the "niacin flush." If your doctor decides to treat your abnormal cholesterol or triglyceride levels with niacin, there is a possibility you could experience niacin flush. read more

Niacin and Burning Niacin does not actually cause burning of your skin, but you might develop a burning sensation after taking niacin supplements. This is actually a result of blood vessels in your body dilating, causing flushing that might manifest as a burning sensation on your skin. read more

Niacin has a tendency to burn and itch. Especially if you take on an empty stomach or took too much. It's not life threatening, just a side effect. Some companies a "non burning" niacin cap/tab. read more