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NOW Niacin 500 mg (100 Capsules)
High-potency vitamin B3 supports cholesterol levels and metabolism
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Why Choose This Product
CHOLESTEROL SUPPORT
Niacin is the form of vitamin B3 most studied for supporting healthy cholesterol levels already within normal range.
METABOLISM BOOST
Essential for metabolizing proteins, fats, and carbohydrates into usable energy your body actually needs.
HIGH POTENCY
500mg per capsule delivers therapeutic levels unlike lower-dose multivitamins that barely move the needle.
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How It Works
How It Works
Niacin acts as a coenzyme in over 400 biochemical reactions, particularly those involved in energy production and lipid metabolism. Your body converts niacin into NAD+, a critical molecule that helps cells produce energy and maintain healthy cholesterol levels.
Who It's For
Adults looking to support healthy cholesterol levels through nutrition. People who want therapeutic doses of vitamin B3 for metabolic support. Those who prefer straight niacin over flush-free alternatives.
Who It's Not For
People sensitive to niacin flush shouldn't start with 500mg doses. Those taking cholesterol medications should consult their healthcare provider first.
About This Product
What It Does
NOW Niacin delivers 500mg of vitamin B3 to support healthy cholesterol levels and efficient metabolism. This is the regular form of niacin your body recognizes and uses most effectively. Each capsule provides therapeutic levels that actually make a difference.
Why It Works
- PROVEN FORM: Regular niacin, not flush-free alternatives, delivers the cholesterol support benefits backed by decades of research.
- METABOLIC SUPPORT: Essential coenzyme for breaking down fats, proteins, and carbohydrates into energy your cells can use.
- THERAPEUTIC DOSE: 500mg per capsule provides meaningful amounts unlike token doses in typical multivitamins.
What's Inside
Simple formula with 500mg vitamin B3 per gelatin capsule. Minimal excipients including cellulose and vegetable magnesium stearate. NPN N/A.
Why we carry it: NOW's rigorous quality standards and consistent potency make this our go-to niacin choice.
How to Take
Full Ingredients
Each capsule contains: Vitamin B-3 (as Niacin) 500 mg
Non-Medicinal Ingredients: Capsule (gelatin), Cellulose, Magnesium Stearate (vegetable source), Silica.
Customer Reviews
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Questions & Answers
Research & Science
Explore the dropdown below to view peer-reviewed literature related to NOW Niacin 500 mg (100 Capsules)

