All Articles
Influencer Meal Plans vs Evidence-Based Sports Nutrition: 7 Questions to Ask Before You Trust the Advice
How can you tell the difference between a qualified sports nutrition professional and generic online advice? Here are 7 questions to ask before trusting a nutrition plan.
Trans Fats, Saturated Fats, and Heart Disease: What the Evidence Really Says
Diets high in trans fats and saturated fats are linked with increased heart disease risk. Learn how fat quality affects LDL cholesterol, heart health, and better food choices.
Beyond the Scoreline: How Heat, Altitude, Travel, and Air Quality Shape World Cup Performance
Heat, altitude, travel, air quality, and hydration can all shape football performance. This GPNi article reviews recent Sports Medicine papers on the environmental challenges facing World Cup players.
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.
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.
GPNi Webinar | The Peptide Boom: What’s Real, What’s Regulated, and What’s Risky
Today, let’s take a closer look at Rick’s upcoming presentation on the science, regulation, and market realities of peptides.
GPNi June Webinar: Peptides Are Everywhere. What Actually Matters?
Join GPNi’s free June webinar on peptides, GLP-1 therapy, and nutrition support, featuring expert insights on regulation, performance nutrition, and metabolic health.
The 4Ps of Competition Nutrition: A GPNi Perspective on Building Performance Before the Start Line
Performance does not start at the whistle. Learn how the 4Ps framework helps athletes plan nutrition before and during competition for better fueling, hydration, and execution.
From Knowledge to Confidence: My CISSN Journey with GPNi
Discover how GPNi’s CISSN course helped a sports nutrition professional build confidence, apply evidence-based knowledge, and connect with a global community.
CEC Guide | Have You Earned Enough Continuing Education Credits This Year?
Learn why continuing education credits matter for sports nutrition professionals, how GPNi’s CEC policy works, and what you need to do to maintain your certification and stay current in the industry.
Preventing Low Energy Availability (LEA) in Adolescent Female Athletes: A Sports Nutrition Perspective
An ISSN educational recap from GPNi: what LEA and REDs are, why adolescence is high-risk (bone + hormones), red flags, screening tools, and prevention steps.
Word From the Founder: The “Passport Test” That Changed How I Think About Sports Nutrition Careers
Drew Campbell, CISSN shares the “Passport Test” for sports nutrition careers—and why GPNi® is the only global, ISSN-backed pathway with real network access.
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