All Articles
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Career News
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.
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Performance Nutrition
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.
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Science Spotlight
Nutrition Strategies to Promote Sleep in Elite Athletes: A GPNi® Interpretation
A GPNi analysis of a scoping review on sleep nutrition in elite athletes—what works, what’s weak, and how to apply kiwi, tart cherry, dairy, and timing.
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Insights from PhDs
Reassessing Yeast Protein as an Alternative Protein Source
Yeast protein has been recently presented as an environmentally sustainable and sustainable solution to the nutritional and environmental problems associated with conventional livestock farming.
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Words from Chairman
Word From the Founder: Real Sports Nutrition Education vs Certification Mills
Drew Campbell, CISSN explains why “certification mills” are rising in sports nutrition—and what credible, evidence-based sports nutrition certification should include to upgrade your career.
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Career News
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.
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Brain Bites
Fasted Cardio for Fat Loss: It Burns More Fat During the Workout But Does It Matter?
Fasted cardio can increase fat oxidation during the session—but does it beat fed training for long-term fat loss? Here’s what meta-analyses show.
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Words from Chairman
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.”
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Career News
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.
|
Performance Nutrition
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 News
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.
|
Words from Chairman
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 News
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.
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Insights from PhDs
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.
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Science Spotlight
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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Science Spotlight
Unapproved Peptides on Big Retailers: A GPNi® Perspective on a Quiet Mess
“Coach, I found BPC-157 on Amazon. Next-day delivery. If it’s on there, it has to be safe… right?”
Trending Articles
International Society of Sports Nutrition position stand: safety and efficacy of creatine supplementation in exercise, sport, and medicine
Read the full position stand on the original listing here at the ISSN Position Stand Center. Abstract Creatine is one of the most popular nutritional ergogenic aids for athletes.
May 15,2025
International Society of Sports Nutrition position stand: protein and exercise
Abstract The following seven points related to the intake of protein for healthy, exercising individuals constitute the position stand of the Society. They have been approved by the Research Committee of the Society.
May 15,2025
International society of sports nutrition position stand: Beta-Alanine
The International Society of Sports Nutrition (ISSN) provides an objective and critical review of the mechanisms and use of beta-alanine supplementation.
May 15,2025
How much protein can the body use in a single meal for muscle-building? Implications for daily protein distribution
Abstract There is ongoing debate about how much protein can be used for muscle building in one meal. Research suggests that \~0.4 g/kg per meal may maximize muscle protein synthesis in young adults doing resistance training.
May 15,2025
International society of sports nutrition position stand: nutrient timing
Read the full position stand at the ISSN Position Stand Center. Abstract: ISSN offers an objective review on macronutrient timing in relation to performance and recovery.
May 15,2025
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