Compare Vitamin B3 (Niacin) Supplements: Ingredients & Supplement Facts
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Vitamin B3 (niacin) supplements are available in several distinct forms, including nicotinic acid (which can cause a temporary flushing sensation), niacinamide (a non-flushing variant), and inositol hexanicotinate (often labeled as "no-flush" or "flush-free" niacin). Products in this category range from single-ingredient capsules and tablets to combination formulas that pair niacin with other compounds like inositol, red yeast rice, or CoQ10.
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