Vitamin B3 supplements are gaining popularity for their numerous health benefits, including improved skin health, enhanced energy levels, and support for cardiovascular function. In 2025, the market offers a variety of high-quality options that cater to different dietary needs and preferences. From niacin to niacinamide formulations, these supplements are designed to help you achieve optimal wellness. Whether you're looking for a vegan option or a time-release formula, the best vitamin B3 supplements can provide the essential nutrients your body needs.
Nutricost Niacinamide (Vitamin B3) 500mg, 240 Capsules - Non-GMO, Gluten Free, Flush Free Vitamin B3
- 240 Capsules of Niacinamide Per bottle
- 500mg of Vitamin B3 (Niacinamide) Per Capsule
- Get The Benefits of Vitamin B3 Without The "Niacin Flush"
- High Quality Vitamin B3 - Niacinamide. May Have White or Blue Lid
- Non-GMO, Gluten Free, Soy Free, and Made in a GMP Compliant, FDA Registered Facility
$14.95
SALE
−$2.00
Life Extension Vitamin B3 Niacin 500 mg – Niacin (Vitamin B3), Supports Heart Health, Promotes cellular energy production – Gluten-Free, Non-GMO – 100 Capsules
- HEART HEALTHY NIACIN - Niacin, or vitamin B3, was the third B vitamin to be discovered. Niacin has a beneficial effect on your blood lipids. Each gluten-free capsule in our formula delivers 500 mg of this vital nutrient to maintain heart health and more!
- GET A BOOST WITH VITAMIN B3 – Niacin is a water-soluble B vitamin that is crucial for energy production, particularly to help your body metabolize sugar, fat and alcohol. Niacin also helps promote healthy cellular energy production.
- REV UP YOUR METABOLISM – Because vitamin B3 is required for your body to utilize fats and carbohydrates from the foods you eat, niacin also promotes a healthy metabolism...so you can “B” your very best!
- INGREDIENTS MATTER - Sourced using only the finest raw ingredients with the purity and potency your body deserves. This product is certified non-GMO and gluten-free. Manufactured in the USA and a Certificate of Analysis is available for every product we produce.
- LIVE YOUR HEALTHIEST LIFE - For over 40 years, we’ve been developing advanced, effective formulas made with the highest standards and based on the latest scientific findings. We believe the answers to a healthier, richer life are within reach and that rigorous scientific research is the path to get us there. Or formulations are created using the exact ingredients and dosages used in the studies that inspired them, ensuring that maximum bioavailability and efficacy is achieved.
$6.00
SALE
−$4.66
NOW Foods Supplements, Niacinamide (Vitamin B-3) 500 mg, Energy Production*, 100 Veg Capsules
- VITAMIN B-3, NO FLUSH: Niacinamide (Vitamin B-3) is a form of niacin, a water soluble B-Vitamin. It is a derivative of niacin that does not cause the "flush" normally associated with taking high doses of niacin
- ENERGY PRODUCTION*: Niacinamide is readily converted into the bioactive forms of Niacin, NAD+, NADH, NADP, and NADPH, which are vital cofactors in cellular energy production and are critical for the maintenance of DNA stability*
- CERTIFICATIONS/CLASSIFICATIONS: Kosher, Non-GMO, Soy Free, Vegan
- GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation)
- Packaged in the USA by a family owned and operated company since 1968
$7.33
Vitamin B3 Nicotinamide 1,000mg Per Serving – 500 Capsules, Flush Free Niacin, Essential B3 – Supports Healthy Skin & Energy Production – Non-GMO
- Special Features – Bioavailable water-soluble nicotinamide in easy-to-consume powder filled capsules, 1,000mg extra strength serving, flush free non-niacin form, essential vitamin B3 micronutrient benefits.
- Benefits & Use – Enjoy benefits that combat any flushing effects associated with niacin, you may notice support for skin complexion, energy production, brain, and heart health in both men and women.
- Supply & Servings – 500 capsules per bottle, 2 capsule serving size, offers 1,000mg nicotinamide (not niacin) per serving (500mg per capsule), long lasting 250-day supply.
- Purpose – Naturally replenish B vitamin levels with niacin as nicotinamide, this form is designed to not cause the skin to dilate which bypasses any red flushing or itching sensations.
- Quality Ensured – Non-GMO ingredients that are 3rd party lab tested and passed. Made without gluten, dairy, eggs, peanuts, soy, wheat, yeast, and tree nuts.
$18.95
Source Naturals Niacinamide B-3, 100 mg Dietary Supplement - 250 Tablets
- Niacinamide, also known as vitamin B-3, functions in over 50 metabolic reactions, most of which are enzymatic.
- Suggested Use: 1 tablet daily.
- Well Made Supplement: Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.
- Over 40 Years of Trust. Source Naturals was created in 1982 by CEO Ira Goldberg to support everyone’s potential to enjoy optimal health.
- Manufactured in the USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration (FDA).
$8.60
Divine Bounty Super B Complex Vitamins - All B Vitamins Including B12, B1, B2, B3, B5, B6, B7, B9, Folic Acid - Vitamin B Supplement - Support Healthy Energy Metabolism - 90 Vegetarian Capsules
- More Potent Source Of B-Complex Vitamins - Our extra strength formula contains all the essential B Vitamins in just one capsule. If you'd rather take your B Vitamins (like B 12 & 6) together in one convenient capsule, look no further! Divine Bounty offers one of the most potent Vitamin B-Complex formulas available.
- Best Value For Money - Not only do we offer a high potency formula, each bottle contains 90 B Complex capsules, making it one of the best value vitamin B supplements available. The B-complex group are water-soluble vitamins, not easily stored in the body and thus need to be replenished frequently. Most comparable brands offer less capsules or a lower potency formula. With more capsules per bottle and superior potency per capsule, Divine Bounty is great value for money.
- Highest Quality Ingredients - Our formula is made up of only pure ingredients with no harmful additives. Simply the full B-Complex plus the combo of Inositol and Choline, two naturally occurring close cousins to the B Vitamin family. Our capsules are non GMO, soy free, gluten free and have no preservatives, silicone dioxide or artificial ingredients.
- Daily B Complex Vitamins - Our bodies use B vitamins every day, and while diet is always the best way to get these essential vitamins, it’s not always possible to get enough of all 8 b vitamins from food alone. Use the Divine Bounty B Complex formula to supplement any deficiencies. Also sometimes called Super B, Stress B Complex, or B-100, it can also be taken as powder, tablets, pills, or soft gel caps.
- A Supplement You Can Take With Confidence - Divine Bounty is proudly made in the USA in an inspected facility. We stand behind our Vitamin B complex supplement and care about your results.
$16.49
SALE
−$4.95
Nature Made Super B Energy Complex, Dietary Supplement for Brain Cell Function Support, 60 Softgels, 60 Day Supply
- Brain cell function support supplement: contains one 60 count bottle of Nature Made Super B Energy Complex Softgels for a 60-day supply
- These Super B Complex vitamins offer certain B vitamins that help support brain cell function
- This Nature Made B Complex supplement also helps provide energy metabolism support (1)
- Provides all 8 essential B vitamins, including Folic Acid (B9) and Vitamin B12
- Adults take one of these Super B vitamin softgels daily with water and a meal
$9.34
THORNE Niacinamide - 500mg Niacin - Non-Flushing Form of Vitamin B3 - Support Joint Health, Skin Health & Restful Sleep* - Gluten-Free - 180 Capsules
- Vitamin B3: A non-flushing form of vitamin B3
- Sleep: Supports restful sleep*
- Joints: Supports joint health*
- Free From: Every Thorne product is made with the purest possible ingredients - without gluten or other major allergens (eggs, tree nuts, peanuts) This product also contains no soy, dairy, shellfish, or fish
- Thorne's commitment to integrity and science-backed products has helped us earn the trust of thousands of health-care professionals, U.S. National Teams, the Mayo Clinic, and families around the world
$24.00
Nutricost Niacin (Vitamin B3) 500mg, 240 Capsules - with Flushing, Non-GMO, Gluten Free
- Potent 500mg of Niacin (Vitamin B3) Per Capsule
- Warning: This Product Will Likely Cause the "Niacin Flush." For Non-Flush, try Niacinamide. Consuming On An Empty Stomach May Increase Flush Reaction
- 240 Capsules of fast release Niacin Per Bottle
- Non-GMO, Gluten Free, 3rd Party Tested
- Made in A GMP Compliant, FDA Registered Facility
$14.94
Nutricost Niacin (Vitamin B3) 100mg, 240 Capsules - with Flushing, Non-GMO, Gluten Free
- 100mg of Niacin (Vitamin B3) Per Capsule
- Warning: Will Likely Cause "Niacin Flush." For Non-Flush, try Niacinamide. Consuming On An Empty Stomach May Increase Flush Reaction
- 240 Capsules of immediate release Niacin Per Bottle
- Non-GMO, Gluten Free, 3rd Party Tested
- Made in A GMP Compliant, FDA Registered Facility
$11.99
Last update on 2025-05-02 / Affiliate links / Images from Amazon Product Advertising API