
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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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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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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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 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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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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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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5 Days to Upgrade Your Sports Nutrition Game (Online & Free)
GPNi is excited to share that we’re sponsoring Sports Nutrition Symposium 13.0.
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Word From the Founder: How Learning My Own Health Upgraded My Career
Drew Campbell, CISSN shares how expert-led, evidence-based sports nutrition shaped his thinking—and why GPNi® helps professionals gain skill, credibility, and global network. Includes testimonials from industry leaders.
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Body Composition Testing for Muscular, Lean Lifters: Which Methods Are Most Reliable?
Why body fat scales vary in lean, muscular athletes—and which methods (DXA, Bod Pod, BIA, 3D scan) are most reliable, based on ISSN 2025 insights. Slug: body-composition-testing-muscular-athletes
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