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A bottle of Tru Niagen supplement with 300mg of Niagen, designed to increase blood NAD+ levels.
A bottle of Tru Niagen supplement with 300mg of Niagen, designed to increase blood NAD+ levels. The bottle is next to the blue carton packaging the product comes in.
This picture shows hands holding a bottle of Tru Niagen and supplement behind a yellow background.
The Supplement Facts panel describing directions on how to use, which says "Adults take 1-3 capsules once daily". Each serving provides 263 mg of Niagen provided by 300 mg of Nicotinamide riboside chloride.
This picture shows hands holding a bottle of Tru Niagen and supplement behind an orange background.
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A bottle of Tru Niagen supplement with 300mg of Niagen, designed to increase blood NAD+ levels.

Our foundational daily serving of 300mg, clinically proven to increase and sustain blood NAD+ levels safely and effectively with daily use. Increasing NAD+ helps support your cellular energy production and cellular repair. Powered by our award-winning, superior NAD+ precursor, Niagen®.

Tru Niagen is one of the most well-researched NAD-boosting supplements available. Supports resilience against daily stressors and the natural aging process at the cellular level. Increase your NAD+ levels to support heart, brain, muscle, and whole-body health for enhanced vitality.

Made in the U.S. with globally sourced components.

Tru Niagen 300mg won the Consumer Choice Award, voted as a top supplement for those seeking a trusted solution for everyday wellness and cellular vitality.
Tru Niagen 300mg earned the prestigious "Most Beloved Brand" title in 2023, celebrating our trusted role in enhancing wellness through cellular health support.
Niagen was honored as the 2024 Healthy Aging Ingredient of the Year, underscoring our ingredient’s proven ability to promote long-term cellular resilience.
TESTED by SuppCo certified. Active ingredients independently verified by ISO 17025–accredited labs—anonymously purchased off the shelf, just like you would.

Tru Niagen® 300mg

The original—boost vital blood NAD+ levels with our minimum recommended daily serving. Get the details.

Select your capsule count:

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Capsules 30 90 180
Monthly Cost $50.40 $135.20 $249.60
Price Per Serving $1.68 $1.50 $1.38
Savings $12.60 $33.80 $62.40
One-Time Purchase
Capsules 30 90 180
Monthly Cost $63.00 $169.00 $312.00
Price Per Serving $2.10 $1.88 $1.73
Savings $0 $0 $0

Our foundational daily serving of 300mg, clinically proven to increase and sustain blood NAD+ levels safely and effectively with daily use. Increasing NAD+ helps support your cellular energy production and cellular repair. Powered by our award-winning, superior NAD+ precursor, Niagen®.

Tru Niagen is one of the most well-researched NAD-boosting supplements available. Supports resilience against daily stressors and the natural aging process at the cellular level. Increase your NAD+ levels to support heart, brain, muscle, and whole-body health for enhanced vitality.

Made in the U.S. with globally sourced components.

Tru Niagen 300mg won the Consumer Choice Award, voted as a top supplement for those seeking a trusted solution for everyday wellness and cellular vitality.
Tru Niagen 300mg earned the prestigious "Most Beloved Brand" title in 2023, celebrating our trusted role in enhancing wellness through cellular health support.
Niagen was honored as the 2024 Healthy Aging Ingredient of the Year, underscoring our ingredient’s proven ability to promote long-term cellular resilience.
TESTED by SuppCo certified. Active ingredients independently verified by ISO 17025–accredited labs—anonymously purchased off the shelf, just like you would.

Backed by gold standard science and quality

Efficacy backed by peer-reviewed published research

Niagen® is supported by 45+ clinical studies demonstrating its safety and efficacy. These human studies form the foundation of our scientific evidence. Over 65% of registered ongoing or completed nicotinamide riboside trials use Niagen®.**

Partnership with 200+ institutions: We partner with top institutions like Mayo Clinic, National Institute on Aging, Harvard, and Cambridge.

Backed by independent research: 94% of peer-reviewed, published Niagen® studies are investigator-driven and third-party funded.
View studies and publications
A clinical trial published in Nature Communications 2016

Trammell et al., 2016.

A clinical trial published in The American Journal of Clinical Nutrition in 2017

Airhart et al., 2017.

A clinical trial published in Nature Communications in 2018

Martens et al., 2018.

A clinical trial published in The American Journal of Clinical Nutrition in 2018

Dollerup et al., 2018.

A clinical trial published in Scientific Reports in 2019

Conze et al., 2019.

A clinical trial published in The American Journal of Clinical Nutrition in 2019

Elhassan et al., 2019.

A clinical trial published in The American Journal of Clinical Nutrition in 2020

Remie et al., 2020.

A clinical trial published in The Journal of Physiology in 2021

Stocks et al., 2021.

A clinical trial published in Science Advances in 2023

Lapatto et al., 2023.

A clinical trial published in Magnetic Resonance in Medicine in 2024

Nanga et al., 2024.

Hide studies and publications

Third-party verification for your health

We employ rigorous quality testing to support your health. Our science-backed supplements are routinely assessed by third-party testers for quality, safety, and potency.
Learn more
Alkemist Assured™ Transparency Program

We partner with Alkemist Labs for the third-party testing of our products. Alkemist champions transparency, and provides their own consumer-friendly certificates of analysis on a regular basis as they continually test our products.

An Alkemist Assured seal confirms that Tru Niagen is verified and backed with potency and purity confirmation testing services for raw material and blended ingredient quality.

A minimum one year commitment is required for each product in the program in order to be permitted to use the Alkemist Assured™ seal.

NSF Certified for Sport®

NSF’s Certified for Sport® is the only third-party certification recognized by United States Anti-Doping Agency (USADA), Major League Baseball (MLB), and the National Hockey League (NHL).

To earn this, supplements must meet strict quality standards, contain no unsafe contaminants, and be free of 270+ banned substances. Both Tru Niagen Stick Packs and Tru Niagen Pro are made in NSF-audited, GMP-certified facilities, with every batch verified for safety and transparency on NSF’s Certified for Sport® website.

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Backed by 25+ years of research & innovation

From the NAD+ authority trusted by physicians, athletes, researchers, and a Nobel Prize-winning biochemist.

45+

Human Clinical Studies on Niagen® NR

60+

Proprietary NR Patents

500+

Published Scientific Studies

300+

Global Research Collaborations

Reviews

Frequently Asked Questions

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

**Based on registered ongoing or completed clinical trials under "nicotinamide riboside" on clinicaltrials.gov.

***Based on revenue per largest U.S. e-commerce marketplace (Jan. 2025 – Dec. 2025)

†In combination with a healthy lifestyle.

‡In reference to physiological (not mental) stress.

§For use beyond 12 weeks, consult a health care professional.