Vitamin B3 Facts: Everything You Need to Know

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B vitamins, which are water soluble, help maintain the health of many systems and organs in your body. These include your liver, skin and nervous system. Vitamin B3 in particular, also known as niacin or nicotinic acid, is an important coenzyme that plays a vital role in many metabolic reactions that take place throughout your body. To better understand this vitamin, learn more about the uses, side effects and sources of niacin and niacinamide, along with its recommended dosages.