Sports Nutrition Guides
Nutrition guides, supplement reviews, and meal prep recipes for athletes. Science-backed advice for better performance and faster recovery.
Latest articles (401)
Postbiotics vs Probiotics: Which One Should You Take?
Postbiotics like butyrate may outperform live probiotics for gut health. Here's what the latest 2026 research says about which one is worth your money.
Why Ingredient Testing Doesn't Predict Your Joint Supplement's Results
Ingredient purity tests can't predict whether your joint supplement actually works. Here's why finished-product clinical trials are the standard that matters.
The Gut-Performance Connection Athletes Need to Know About
The science linking gut microbiome health to athletic performance is maturing. Here's what athletes actually need to know about probiotics, fiber, and leaky gut.
How to Choose a Safe Supplement in 2026
The ACP warns supplements are dangerously underregulated. Here's a practical, 5-step framework to vet any product yourself using certifications, label literacy, and independent testing data.
Weight Cutting for Combat Sports: The Smart Method
A step-by-step guide to weight cutting for combat sports, covering the final 48 hours before weigh-in, safe sweat protocols, and post-weigh-in rehydration.
How to Adjust Your Nutrition as Fall Training Ramps Up
As fall race prep ramps up, your caloric, carb, hydration, and micronutrient needs shift. Here's how to adjust your nutrition for the season.
The Calorie Restriction Anti-Aging Shortcut Scientists Found
New research identifies cellular pathways that may mimic calorie restriction's anti-aging effects. Here's what the science proves, what it doesn't, and what it means for active people.
Why Sodium Changes Everything About Runner Hydration
Water alone won't keep you hydrated. Sodium drives fluid absorption and plasma balance. Here's the physiology and practical dosing guide for every race distance.
Funding Bias in Supplement Research: How to Spot It
Industry-funded supplement studies are up to 8x more likely to report favorable results. Here's how to spot bias and evaluate research before buying.
FDA Wants More Supplement Oversight: What It Means for You
The FDA is pushing for expanded GRAS oversight, which could reshape supplement safety standards. Here's what the shift means for you right now.
How to Verify a Supplement's Quality: The No-BS Checklist
Supplement prices are rising and brands are multiplying fast. Here's the concrete checklist to verify third-party testing, COAs, and label accuracy before you buy.
Berberine and GLP-1: What the Latest RCT Data Shows
New RCT data on berberine and GLP-1 adds nuance around dosing and formulation. Here's what the evidence actually supports and what the marketing distorts.
Why Protein Demand Keeps Climbing in 2026
Circana's 2026 data confirms protein demand is still rising. Here's what's actually driving it, how much you need, and how to avoid marketing traps.
Oral Nutrition Supplements and Albumin: What Athletes Can Learn
A 2026 meta-analysis on albumin in hemodialysis patients reveals key nutrition principles every active adult should apply to recovery and muscle retention.
Berberine Raises GLP-1: What the New RCT Actually Shows
A new RCT confirms low-dose berberine raises GLP-1 levels. Here's what the effect size actually means and who should consider it.
Heat and Hydration: What Endurance Athletes Get Wrong
Generic hydration advice fails endurance athletes in the heat. Here's what the science actually says about sodium, fluid timing, and sweat rate testing.
Yeast Supplement May Boost Cancer Immunity: The Study
A new study suggests yeast-derived beta-glucan may reactivate immune pathways involved in cancer defense. Here's what the research shows and what it doesn't.
Magnesium Forms: Which Type Actually Works for You?
Not all magnesium supplements do the same thing. Here's a form-by-form breakdown tied to sleep, performance, stress, and digestion goals.
Vitamin D and Urinary Health: What a New Meta-Analysis Found
A 2026 meta-analysis finds vitamin D supplementation may meaningfully reduce lower urinary tract symptoms, with implications for active adults over 40.
Ultra-Trail Fueling: The Case Against All-Sugar Nutrition
Sports medicine experts warn that ultra runners fueling on sugar alone risk GI distress and late-race collapse. Here's what a smarter strategy looks like.
PMDD Supplements: What the Evidence Actually Supports
Calcium, vitamin B6, and chasteberry are the only supplements with credible randomized-trial evidence for PMDD. Most popular picks lack meaningful data entirely.
Liposomal Supplements: Real Absorption Upgrade or Just Hype?
A 2026 British Journal of Nutrition trial found liposomal glutathione delivered 1.9x higher cellular uptake. Here's when the premium is worth it and when it isn't.
The Supplement Trust Gap: How to Know What's Worth Buying
The supplement market is nearing $100B. Here's a three-step framework to separate credible evidence from marketing noise before you buy.
Creatine and Sleep Deprivation: The New Study Every Athlete Needs to Know
A single creatine dose reduces sleep deprivation-induced cognitive decline in reasoning, numerical processing, and reaction time. What it changes for athletes who travel and compete.