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JISSN Moves to MDPI in 2027: What Should the Sports Nutrition Field Watch?
JISSN will move to MDPI in 2027 under a new publishing agreement. Here is what sports nutrition researchers, practitioners, and industry professionals should watch.
Ketoacidosis: When Ketone Production Goes Too Far
Ketoacidosis occurs when excessive ketone production makes the blood dangerously acidic. Learn the difference between nutritional ketosis and ketoacidosis in this GPNi science article.
Low-Carb Diets and Endurance Performance: The Debate Is Not Over — But the Question Is Getting Better
Does a low-carbohydrate diet improve or impair endurance performance? This article reviews the latest AJCN debate and explains why fueling strategy depends on intensity, duration, and athlete goals.
Lycopene: The Natural Antioxidant Hidden in Tomatoes
Lycopene is a powerful antioxidant found in tomatoes, watermelon, guava, and grapefruit. Learn its benefits, food sources, and how to improve absorption.
GPNi & ISSN Shanghai Conference: Rethinking Carbohydrates for Recovery and Performance
On the afternoon of June 15, 2026, the GPNi & ISSN Sports Nutrition Conference will take place at the National Exhibition and Convention Center in Shanghai during FiA.
ISSN 2026 Conference: Where Sports Nutrition Moves Forward
In 2026, the 23rd Annual ISSN Conference and Expo will take place in Fort Lauderdale Beach, Florida.
From Antioxidant Defense to Performance: Is the Evidence for Quercetin Strong Enough?
Quercetin may support antioxidant defense and exercise recovery, but does it improve performance? This evidence-based review explores the current research, limitations, and practical implications for athletes.
GPNi Webinar | GLP-1 Makes Eating Less Easier. But Then What?
Today, we turn to Dr. Seiji Aoyagi’s session on how nutrition can help optimize GLP-1 therapy.
Career Spotlight: Peng Xie - From Gym-Floor Coaching to Evidence-Based Teaching
From coach to educator: Peng Xie on evidence-based learning, teaching sports nutrition, and building a credible career through structured certification.
Word From the Founder: In Sports Nutrition, Who You Know Matters as Much as What You Know
Learn why career growth in sports nutrition is driven by credibility, connections, and recognised education. Discover the GPNi® advantage: ISSN-backed pathways, community, and global network.
Why GPNi® Exists: A Founder’s Perspective on Real Sports Nutrition Education
If you are researching sports nutrition certifications, you have probably already noticed something confusing.
Career Spotlight: Dr. Reid Reale - “Say Yes Early, Learn Fast, Stay Evidence-Based”
Inside elite performance nutrition: Dr. Reid Reale on evidence-based weight management, daily workflow, and what new practitioners must learn first.
A Word From the Founder - Why Your Sports Nutrition Certification Must Come From Reality, Not PDF
In today’s world, anyone can sell you a “sports nutrition certificate.” You pay a fee, download a PDF, and within a few hours you’re told you’re “certified.”
Career Spotlight: Dr. Roger E. Adams (PhD, CISSN)
A real-world look at what sports nutrition coaches do—education, daily work, and evidence-based myths to avoid—through Dr. Roger Adams’ career.
The New U.S. Food Pyramid: A Scientific Comparison with Its Predecessor
On Jan. 2026, U.S. federal nutrition guidelines brought back to the food pyramid as the principal visual representation of dietary guidance in place of the plate-based model that was in use since.
Short Bouts, Big Impact: How “Exercise Snacks” Fit Into Real Life
Picture a typical weekday. You wake up already checking emails. You rush to the train, jog up two flights of stairs, stand in line for coffee, then sit for hours. By the time you finish work, that WHO recommendation of 150
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