10 Best b3 niacins of 2025

Save up to 45% off

Best Choice

1

Endurance Products
Endurance Products ENDUR-ACIN, Extended Release Niacin for Optimal Absorption & Low-Flush Vitamin B3 Niacin 500mg, Premium Niacin Supplement Made in USA, 200 Tablets
Main highlights

Extended Release Benefit
500mg of niacin in a vegetable wax matrix for 6-8 hours.

Ideal Use for Heart Health
Helps maintain cholesterol balance when combined with diet and exercise.

Low-Flushing Feature
Customers appreciate minimal flushing and effective cholesterol support.
9.9

Exceptional

Our Rating

9.9
simple to consume

9.7
quality of ingredients

9.5
worth the money
How do we rank?

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Value for Money

2

THORNE
THORNE Niacinamide - 500mg Niacin - Non-Flushing Form of Vitamin B3 - Support Joint Health, Skin Health & Restful Sleep* - Gluten-Free - 180 Capsules
Main highlights

Non-Flushing Vitamin B3 Benefits
Provides a non-flushing form of Vitamin B3 for joint and skin health, and supports restful sleep.

Ideal for Skin and Joint Health
Perfect for those looking to improve skin and joint health naturally.

Wound Healing Success
Praised for aiding in wound healing, as recommended by healthcare professionals.
9.8

Exceptional

Our Rating

9.9
Flavor

9.7
simple to consume

9.5
worth the money
3

Nature's Bounty
Nature's Bounty Niacin 500mg Flush Free, Cellular Energy Support, Supports Nervous System Health, 120 Capsules

28% Off
Main highlights

Energy and Nervous System Support
Nature's Bounty Niacin provides cellular energy and supports nervous system health with a flush-free formula.

Ideal for Mood and Energy Boost
Perfect for individuals seeking mood enhancement and increased energy levels without skin flushing.

Praised for Flush-Free Formula
Customers love the flush-free formula that avoids common niacin side effects like skin flushing.
9.5

Excellent

Our Rating

9.5
simple to consume

9.5
worth the money

9.1
Flavor
4

Nutricost
Nutricost Niacinamide (Vitamin B3) 500mg, 240 Capsules - Non-GMO, Gluten Free, Flush Free Vitamin B3

16% Off
Main highlights

Flush-Free Niacinamide Benefits
Provides 500mg of Vitamin B3 without causing the niacin flush.

Ideal for Energy and Focus
Perfect for enhancing mental clarity and reducing procrastination.

Highly Rated for Skin Improvement
Praised for diminishing wrinkles and improving skin appearance.
9.2

Excellent

Our Rating

9.5
simple to consume

9.3
worth the money

9.3
Flavor
5

Nutricost
Nutricost Niacin (Vitamin B3) 100mg, 240 Capsules - with Flushing, Non-GMO, Gluten Free

29% Off
Main highlights

100mg Niacin With Flush Benefits
Each capsule contains 100mg of Niacin, known for its flushing effect, aiding in improved blood flow and cholesterol management.

Ideal For Niacin Protocols
Best for users seeking the benefits of niacin flushing in their dietary or health protocols.

Consistent Quality And Effectiveness
Praised for reliability, immediate release, and non-GMO, gluten-free formulation.
9.1

Excellent

Our Rating

9.3
simple to consume

9.3
worth the money

8.2
Absorbency
See Today’s Deals & Prices
6

NOW Foods
NOW Foods Supplements, Niacin (Vitamin B-3) 500 mg, Sustained Release, Nutritional Health, 250 Tablets

45% Off
Main highlights

Essential B-Vitamin for Health
Niacin Vitamin B-3 is crucial for maintaining overall health.

Ideal for Cholesterol Management
Sustained release niacin helps manage cholesterol with minimized flushing.

Consistent Quality and Value
Praised for consistent quality, minimizing flushing compared to other brands.
8.9

Very Good

Our Rating

8.7
simple to consume

8.0
worth the money

8.0
Comfort
7

Nutricost
Nutricost Niacin (Vitamin B3) 500mg, 240 Capsules - with Flushing, Non-GMO, Gluten Free
Main highlights

High Potency Niacin
Potent 500mg of Niacin per capsule for effective results.

Ideal for Energy Boost
Best for improving energy levels and reducing muscle fatigue.

Customer Praised Energy Boost
Users appreciate increased energy and reduced muscle fatigue.
8.8

Very Good

Our Rating

8.7
simple to consume

8.2
worth the money

8.0
Flavor
8

Life Extension
Life Extension Vitamin B3 Niacin 500 mg – Niacin (Vitamin B3), Supports Heart Health, Promotes cellular energy production – Gluten-Free, Non-GMO – 100 Capsules

25% Off
Main highlights

Supports Heart Health
Delivers 500 mg of niacin for improved heart health.

Ideal for Metabolism Boost
Perfect for enhancing energy production and metabolism.

Effective Niacin Flush
Proven absorption with noticeable effects, as praised by users.
8.6

Very Good

Our Rating

8.0
simple to consume

8.0
worth the money

8.0
Flavor
9

Dr. Berg Nutritionals
Dr. Berg Niacin 500mg with Flushing for Heart Health & Energy Support* - 100-Day Supply Vitamin B3 Niacin from Dr. Berg Recommended Nicotinic Acid - 100 Capsules
Main highlights

Potent Formula for Cardiovascular Health
Includes 500 mg of niacin to support heart health and energy.

Ideal for Daily Energy Boost
Take one capsule daily to stay energized and protect cells.

Customer Praise for Long Supply
100-day supply praised for convenience and value.
8.4

Good

Our Rating
10

Micro Ingredients

Micro Ingredients Niacin 500mg Per Serving, 400 Capsules | Flush Free B3 Vitamins | Double Strength Essential B Vitamin Supplement | Skin Care Health & Energy Support | Non-GMO, Gluten Free
8.3

Good

Our Rating

10 Best b3 niacins of 2025

1

Endurance Products ENDUR-ACIN, Extended Release Niacin for Optimal Absorption & Low-Flush Vitamin B3 Niacin 500mg, Premium Niacin Supplement Made in USA, 200 Tablets

9.9

9.7

9.5

2

THORNE Niacinamide - 500mg Niacin - Non-Flushing Form of Vitamin B3 - Support Joint Health, Skin Health & Restful Sleep* - Gluten-Free - 180 Capsules

9.9

9.7

9.5

3

Nature's Bounty Niacin 500mg Flush Free, Cellular Energy Support, Supports Nervous System Health, 120 Capsules

9.5

9.5

9.1

4

Nutricost Niacinamide (Vitamin B3) 500mg, 240 Capsules - Non-GMO, Gluten Free, Flush Free Vitamin B3

9.5

9.3

9.3

5

Nutricost Niacin (Vitamin B3) 100mg, 240 Capsules - with Flushing, Non-GMO, Gluten Free

9.3

9.3

8.2

6

NOW Foods Supplements, Niacin (Vitamin B-3) 500 mg, Sustained Release, Nutritional Health, 250 Tablets

8.7

8.0

8.0

7

Nutricost Niacin (Vitamin B3) 500mg, 240 Capsules - with Flushing, Non-GMO, Gluten Free

8.7

8.2

8.0

8

Life Extension Vitamin B3 Niacin 500 mg – Niacin (Vitamin B3), Supports Heart Health, Promotes cellular energy production – Gluten-Free, Non-GMO – 100 Capsules

8.0

8.0

8.0

9

Dr. Berg Niacin 500mg with Flushing for Heart Health & Energy Support* - 100-Day Supply Vitamin B3 Niacin from Dr. Berg Recommended Nicotinic Acid - 100 Capsules

10

Micro Ingredients Niacin 500mg Per Serving, 400 Capsules | Flush Free B3 Vitamins | Double Strength Essential B Vitamin Supplement | Skin Care Health & Energy Support | Non-GMO, Gluten Free

Sign up and get exclusive special deals