Niacin, also known as vitamin B3, is a common supplement used to lower cholesterol and manage blood fat levels. It’s available over the counter and often seen as a safe way to support heart health.

There are two major forms of cholesterol: Low-density lipoprotein or LDL, also known as "bad" cholesterol, and high-density lipoprotein or HDL, also called "good" cholesterol. LDL is the main ...

Niacin flush may occur after taking large supplemental doses of niacin (vitamin B3). Niacin helps to metabolize food for energy and is important for cellular function. This supplement is often used to ...

As a supplement, niacin may help lower cholesterol, ease arthritis, and boost brain function, among other benefits. However, it can also cause serious side effects if you take large doses.

Niacin is known for its ability to raise levels of“good” cholesterol or high-density lipoprotein cholesterol (HDL) in the body while flushing out the“bad” type or low-density lipoprotein ...

Niacin has been linked to a higher risk of heart disease. It is often added to flour and fortified cereals in the U.S. The B vitamin used to be a popular medication to lower high cholesterol.

Lloyd-Jones said niacin still may be appropriate for people with high heart risks who cannot take statins, and for people with high triglycerides that can't be controlled by other means.

Abstract Niacin or nicotinic acid is a form of B3 vitamin prescribed at higher concentrations for the suppression of cholesterol levels. Supplemental doses may cause very little or no side effects.

Niacin is known to reduce LDL cholesterol and triglycerides. Since those with diabetes tend to have high fat levels in their blood, researchers have looked at whether niacin could affect type 2 ...

Many people taking niacin may experience a niacin flush. People may experience flushing around 30 minutes after taking a high dose of niacin, such as 500 milligrams (mg) or above.

A person taking niacin to lower cholesterol levels should take the medication as a doctor prescribes. They should also inform the doctor if they notice any unusual side effects when taking niacin ...