Dr. Nathan S Bryan, Ph.D.: The World's Leading Nitric Oxide Expert
Transforming Cardiovascular Health Through Molecular Medicine
Dr. Nathan Bryan, Ph.D., is an internationally recognized leader in molecular medicine and a pioneering figure in the field of nitric oxide research. With over two decades of experience, Dr. Bryan has dedicated his career to unlocking the secrets of the "miracle molecule" known as nitric oxide (NO). His groundbreaking work has revolutionized our understanding of how this molecule impacts cardiovascular health, aging, and chronic disease prevention.
As the founder of Bryan Nitriceuticals (NO2U), Dr. Bryan bridges the gap between complex scientific discovery and daily health solutions, making him a trusted authority for anyone seeking to optimize their vitality.
A Legacy of Discovery
Dr. Bryan’s journey began with a passion for biochemistry, earning his Bachelor of Science from the University of Texas at Austin and his doctoral degree from Louisiana State University School of Medicine. His expertise was further honed when he was recruited to join the faculty at the University of Texas Health Science Center at Houston by Dr. Ferid Murad, the 1998 Nobel Laureate in Medicine.
Dr. Bryan was the first scientist to describe nitrite and nitrate as indispensable nutrients required for optimal human health. His seminal discoveries include demonstrating the endocrine function of nitric oxide, a breakthrough that reshaped how we approach cardiovascular health and circulation.
Dr. Bryan’s unparalleled expertise is backed by:
- 25+ Years of Research: Decades spent unlocking the secrets of molecular medicine.
- Global Recognition: Author of 6 books and dozens of highly cited scientific papers.
- Proven Innovation: Holder of dozens of issued US and international patents.
- Validated Science: His technology has been validated in multiple published clinical trials.
Bringing Science to Life
Dr. Bryan is more than a researcher; he serves as a vital link connecting complex laboratory science to the vitality of daily life. He founded NO2U with a singular mission: to ensure his seminal discoveries regarding the restoration of nitric oxide production are accessible to everyone. His products do not merely supplement the body; they represent a new standard in preventive care and therapeutic strategies, offering a powerful tool for active aging and the management of chronic disease.
A Visionary Leader in Biotechnology
Successfully translating scientific expertise into tangible health solutions, Dr. Bryan has established himself as both a best-selling author and a pioneering entrepreneur. As the Founder, Chairman, and CEO of Bryan Therapeutics, Inc., he leads a clinical-stage biotechnology company standing at the vanguard of nitric oxide-based drug development.
Under his stewardship, the company is actively pursuing breakthrough treatments for some of the most challenging conditions of our time, including:
- Heart Disease
- Alzheimer’s Disease
- Diabetic Ulcers and Non-Healing Wounds
Discover the Science of Wellness
Dr. Nathan Bryan’s work continues to shape the future of medicine. By bridging the gap between rigorous scientific research and practical application, he empowers individuals to take command of their well-being through the power of nitric oxide.
Why Nitric Oxide Matters
Nitric oxide is essential for blood flow, oxygen delivery, and cellular communication. As we age, our body's ability to produce NO naturally declines, leading to common signs of aging and increased risk of cardiovascular issues. Dr. Bryan’s mission at NO2U is to provide science-backed products that restore nitric oxide production, supporting:
Cardiovascular Health
Supports healthy blood flow and helps maintain optimal blood pressure levels
Enhanced Energy
Improves oxygen delivery to cells, boosting overall energy and vitality
Athletic Performance
Enhances exercise performance and supports faster muscle recovery
Immune Support
Strengthens immune function and helps protect against cellular damage
Circulation & Vitality
Promotes healthy circulation and supports overall wellness and longevity
Cognitive Function
Supports brain health, mental clarity, and improved cognitive performance
What sets NO2U products apart?
Ready to optimize your health?
Explore the science behind the products and join Dr. Bryan in the movement toward better cardiovascular wellness.
Our Mission
At NO2U, our mission is to provide athletes like you with a scientifically proven, safe, and effective way to elevate your performance. We don't deal in hype or fleeting trends. We deliver results backed by decades of research and a deep understanding of human physiology.
Our Commitment
Our products at NO2U aren't just another supplement; they are a direct result of this cutting-edge science. We provide a pure, reliable source to replenish your Nitric Oxide levels, giving your body the tool it needs to perform at its best. As we age or undergo intense physical stress, our natural N.O. production declines. NO2U helps you bridge that gap, ensuring you never have to compete at less than 100%.
Testimonials
Thank YOU for trusting us as your go-to source for nitric oxide and helping us become one of the fastest-growing companies in America.
Let customers speak for us
The Gold Standard
I often recommend Nitric Oxide support to patients looking to improve circulation and recovery. I use both NO2U Lozenges and N.O. Beetz myself and trust the formulation completely. It is the gold standard for anyone looking to support their cardiovascular health through science.
Dr. Emily C.
NO2U Power & Performance Stack
The N.O. Beetz product did not disappoint! It's so great for a pre-workout boost
Avery K
NO2U N.O. Beetz
N.O. Beetz tastes great, it’s oxalate free and easy to keep in my purse or bag for travel.
Courtney P
NO2U N.O. Beetz
I workout everyday and I am always looking for products to help with energy levels...my energy levels feel natural. There are no downers at all. N.O. Beetz is truly a must have for my routine.
Holly N
NO2U N.O. Beetz
I used to feel completely drained after a 5k run, but the N.O. Beetz has changed my recovery game. I feel a noticeable energy boost and less soreness the next day. It’s a huge win for my health optimization journey.
Brayden St. Patrick
NO2U N.O. Beetz
Since I started using the Nitric Oxide Lozenges, I have more energy, more focus, and I just feel better.
Derrick R.
NO2U Nitric Oxide Lozenges
That 3 PM slump used to hit me hard. A friend recommended NO2U lozenges by Dr. Nathan Bryan, and I'm so glad she did. I have more mental clarity and consistent energy throughout the day. It’s become an essential part of my daily routine.
Jenna B
NO2U Nitric Oxide Lozenges
After using this product (Nitric Oxide Lozenges) for a month... I have seen significant improvement. I just finished a 'run' and ran 4.5 miles burning 598 calories... It was not due to a lack of energy.
K J Spring
NO2U Nitric Oxide Lozenges
REAL Performance Boost
I've been training for years, but lately, I felt like I hit a wall with my endurance. After learning about Dr. Bryan, I started adding NO2U nitric oxide lozenges to my routine, the difference was night and day. My recovery time has been cut in half, and I feel like I have an extra gear during my long runs. The performance boost is real!
Sarah J.
NO2U Nitric Oxide Lozenges
Great Energy
I wanted to keep up with my grandkids without getting winded. After a month on NO2U, I feel years younger. My legs don't feel as heavy, and I have the stamina to play all afternoon. It’s wonderful to feel this good again.
Linda Grace
NO2U Nitric Oxide Lozenges
Game-changer
The clean energy from the NO2U Power & Performance Stack is a game-changer. No jitters, just smooth power through my entire workout.
Edgar K.
NO2U Power & Performance Stack
This stuff works
As I've gotten older, my performance in pick-up basketball has declined. N.O. Beetz has made a real difference. I feel like my endurance is back, and I can play harder for longer. This stuff really works.
Derek Singhn
NO2U N.O. Beetz
Next level supplements
I've tried a lot of pre-workout supplements, but the NO2U Power & Performance Stack is on another level. The combination of the Nitric Oxide Lozenges and the N.O. Beetz powder gives me a clean, sustained energy boost without any jitters or crash. My endurance during long runs has noticeably improved, and my recovery time feels shorter. The pump I get in the gym is incredible. This stack has become a non-negotiable part of my training regimen.
Alex R.
NO2U Power & Performance Stack
Unbeatable Endurance
Endurance is everything on the bike. I started using N.O. Beetz before my rides, and the sustained energy is incredible. I don't gas out on the climbs like I used to. It's definitely the health optimization tool I was missing.
David Kang
NO2U N.O. Beetz
Incredible pump
The pump I get from NO2U is unlike anything else. It's not just about looking good; it's about the nutrient delivery to the muscles. My strength has gone up, and I just feel healthier overall. Genuine science-backed supplements make a huge difference.
Carlos S.
NO2U N.O. Beetz
Dr. Emily C. - Physical Therapist
01/07/2026
Verified Purchase
The Gold Standard
"I often recommend Nitric Oxide support to patients looking to improve circulation and recovery. I use both NO2U Lozenges and N.O. Beetz myself and trust the formulation completely. It is the gold standard for anyone looking to support their cardiovascular health through science."
Liquid error (blocks/review-product line 40): invalid url input
Jefferson Chiu
12/06/2025
Verified Purchase
Noticeable Improvement
"NO2U’s Power & Performance Stack is a game-changer! My endurance on long runs has noticeably improved. I feel like I can hold my pace for longer."
Liquid error (blocks/review-product line 40): invalid url input
Derek Singhn
11/08/2025
Verified Purchase
This stuff works
"As I've gotten older, my performance in pick-up basketball has declined. N.O. Beetz has made a real difference. I feel like my endurance is back, and I can play harder for longer. This stuff really works."
NO2U N.O. Beetz
Shop ProductDavid Kang, Cyclist
10/12/2025
Verified Purchase
Unbeatable Endurance
"Endurance is everything on the bike. I started using N.O. Beetz before my rides, and the sustained energy is incredible. I don't gas out on the climbs like I used to. It's definitely the health optimization tool I was missing."
NO2U N.O. Beetz
Shop Product
Verified Purchase
Cardiovascular Support
"In my practice, I emphasize proactive and preventative care. The NO2U Nitric Oxide Lozenge is a product I confidently recommend to patients aiming to enhance their cardiovascular function. The science behind nitric oxide's role in vasodilation and blood flow is robust, and NO2U provides a reliable, well-formulated lozenge to support this critical pathway. I've been impressed with the results I've seen in my patients."
NO2U Nitric Oxide Lozenges
Shop ProductDarryl
5/17/2025
Verified Purchase
True Improvement
"Sitting at a desk all day left me feeling sluggish, and my blood pressure was starting to rise. My doctor recommended diet and exercise, but after discovering Dr. Nathan’s YouTube channel and hearing about him on podcasts, I decided to add NO2U nitric oxide lozenges to my routine. Since then, my energy has been steady throughout the day, and my latest check-up showed significant improvement. It feels great to take control of my heart health."
NO2U Nitric Oxide Lozenges
Shop ProductRecently purchased? Please Leave a Review
Stay Informed
Your guide to better health — sent weekly. Sign up to save 10% on your first order.
