Essential in energy production at cellular level

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Helps maintain proper metabolic function

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Time release formula

nNatrol Niacin-TR 500 mg Time Release releases Niacin steadily. This time release technology allows for zero flush. Flushing is an effect often associated with Niacin in a standard delivery formal. Niacin, also known as Vitamin B-3, can play an important role in cholesterol metabolism to help maintain cholesterol levels that are already within a normal range. Natrol Niacin is essential in energy production at the cellular level. Natrol makes this product in the U.S.A.!