8 min
Magnesium Myths: Why Athletes Get Cramps Wrong & How to Fix It
That muscle cramp advice you've heard? Probably wrong. I'm Marcus Chen, CSCS—here's what 12 years wi...
Sports & Energy
324 articlesPre-workout, energy supplements, electrolytes, recovery products, and sports nutrition
8 min
8 min
Vibration Plate Supplements: What Actually Works for Recovery & Performance
After training athletes on vibration plates for 12 years, here's which supplements actually enhance...
8 min
Zinc for Testosterone: What Male Athletes Actually Need to Know
A 2023 study found 40% of athletes have suboptimal zinc levels. Here's what that means for your horm...
8 min
Why I Stopped Recommending Green Tea Extract to Everyone (And Who Should Actually Take It)
I used to push green tea extract for all cardio athletes—until new research changed my mind. Here's...
8 min
Citrulline vs Arginine: Which NO Booster Actually Works in the Gym?
A sports nutritionist breaks down the science and real-world results of L-citrulline vs L-arginine f...
8 min
Collagen Peptides for Athletes: What Actually Works for Joints
That collagen hype you see everywhere? I bought into it too—until I saw athletes still getting hurt....
8 min
Red Light Therapy Supplements: Can You Actually Boost Recovery?
Sports nutritionist Rachel Kim explains which supplements enhance photobiomodulation effects for fas...
8 min
Creatine HCL vs Monohydrate: Which Actually Fuels Your Workouts?
Sports nutritionist Rachel Kim breaks down the science behind creatine forms—HCL vs monohydrate—for...
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Nootropics for Athletes: The Real Science Behind Focus and Reaction Time
Athletes: that 'limitless pill' claim? It's based on a misread 2011 study. Here's what actually work...
8 min
Probiotics for Athletes: Why Most Are Wasting Money on Gut Health
Most athletes are taking the wrong probiotics—or none at all. Here's how specific strains actually i...
8 min
Alpha-GPC: The Power Supplement Most Athletes Are Taking Wrong
Stop wasting money on alpha-GPC. I'll show you the research-backed dosing for explosive power and me...
8 min
Heat Acclimation Supplements: What Actually Works for Summer Training
I used to push electrolyte drinks on every athlete—until I saw the data. Here's what research shows...