What is vitamin B3 (niacin) good for?

Vitamin B3 (niacin) has been clinically studied to support your health in several ways: it promotes already-healthy cholesterol levels, healthy metabolism of glucose, fat and alcohol and supports cellular energy.

How does vitamin B3 (niacin) support already-healthy cholesterol levels?

Vitamin B3’s beneficial effects on blood lipids are what makes it so effective at supporting already-healthy cholesterol levels, an important part of maintaining overall heart health.

How much vitamin B3 do you need a day?

The RDA for vitamin B3 is 16 mg for men and 14 mg for women per day. However, you can take niacin at higher doses. 500 mg of niacin per day can support your healthy cholesterol levels.

Is it okay to take niacin every day?

While you should always follow the instructions on any supplement label to help you guide dosing, it is generally considered okay to take niacin every day. Any concerns about daily use, be sure to discuss them with your primary care provider.

Which foods are rich in vitamin B3?

A major source of niacin comes from animal-based sources, including poultry like turkey and chicken as well as fish and beef. Plant-based sources like nuts, seeds, legumes and soy are also rich in vitamin B3.

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Life Extension Vitamin B3 Niacin, Heart Health, Cholesterol & Energy Support, Gluten-Free, Non-GMO, 100 Capsules

Life Extension Vitamin B3 Niacin, Heart Health, Cholesterol & Energy Support, Gluten-Free, Non-GMO, 100 Capsules

Product ID: 586229

Details

Brand
Life Extension
Diet Type
Gluten Free
Flavor
Unflavored
Item Form
Capsule
Primary Supplement Type
Vitamin B3

⚡Boosts cellular energy production

🌿100% Non-GMO & Gluten-Free purity

❤️Supports heart health & cholesterol

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Description

❤️⚡ Elevate your heart, metabolism & energy — the niacin glow-up you can’t miss!

METABOLISM MASTERY - Optimizes fat, glucose, and alcohol metabolism to keep your energy and vitality at peak performance.
HEART SMART FORMULA - Clinically supports maintaining healthy cholesterol levels for lasting cardiovascular wellness.
ENDURING ENERGY BOOST - Niacin acts as a vital coenzyme fueling your body's cellular energy pathways for sustained productivity.
SCIENCE BACKED WELLNESS - Formulated based on rigorous research to empower your healthiest lifestyle with trusted vitamin B3 benefits.
PURE CLEAN INGREDIENTS - Crafted with premium non-GMO, gluten-free components, made in the USA with transparent quality assurance.

Life Extension Vitamin B3 Niacin delivers a potent 100-capsule supply of gluten-free, non-GMO vitamin B3 designed to support healthy cholesterol levels, enhance metabolism of fats and glucose, and promote cellular energy production. Manufactured in the USA with premium ingredients, this formula is scientifically crafted to help professionals maintain heart health and sustained vitality, making it a must-have for those committed to proactive wellness.

Specifications

ASIN	B000PBX32G
Age Range Description	Adult
Allergen Information	Gluten Free
Best Sellers Rank	#25,938 in Health & Household ( See Top 100 in Health & Household ) #46 in Vitamin B3 (Niacin) Supplements #1,933 in Sales & Deals
Brand	Life Extension
Brand Name	Life Extension
Color	White to Off White
Container Type	Bottle
Customer Reviews	3.9 out of 5 stars 2,150 Reviews
Diet Type	Gluten Free
Dosage Form	Capsule
Flavor	Unflavored
Global Trade Identification Number	00737870372103
Item Dimensions	2 x 2 x 3.75 inches
Item Form	Capsule
Item Weight	0.01 Ounces
Manufacturer	Life Extenison
Manufacturer Part Number	00372
Material Type Free	Gluten Free, Non-GMO
Model Name	Vitamin B3 Niacin
Model Number	00372
Number of Items	1
Primary Supplement Type	Vitamin B3
Product Benefits	Helps maintain already-healthy cholesterol levels, Promotes cellular energy production, Supports healthy metabolism of glucose, fat & alcohol Product Benefits Helps maintain already-healthy cholesterol levels, Promotes cellular energy production, Supports healthy metabolism of glucose, fat & alcohol See more
Special Ingredients	Niacin (vitamin B3)
Specific Uses For Product	Cholesterol Management
Supplement Formulation	Individual Supplement
UPC	737870372103
Unit Count	100 Count

Reviews

X**X

27.02.2013

S**I

6.01.2015

A**R

26.10.2025

K**N

30.06.2025

Y**O

21.04.2026

S**E

5.06.2025

S**T

8.04.2026

R**N

21.10.2016

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