Magnesium: Everything Science Proves (and Debunks) in 2026
Anti-stress, anti-cramps, anti-fatigue: of the three promises driving the magnesium market, two don't hold up to scrutiny. Twelve meta-analyses reviewed.
Whey and Proteins: Everything Science Proves (and Debunks) in 2026
Whey works, but not the way people say it does. Six meta-analyses to establish real gains, the 1.6g per kilogram ceiling, and why the anabolic window doesn't exist.
Omega 3: Everything Science Proves (and Debunks) in 2026
Omega-3s are not primarily meant to protect the heart. Twenty meta-analyses examined to establish what holds up, what doesn't, and especially at what dosage.
Resveratrol: Benefits, Dosage, and What Science Really Says
A molecule from red wine and promise of longevity, resveratrol has a reputation that exceeds what science has established. What studies actually show, and how to choose it wisely.
Collagen Peptides: Why Tripeptides Change Everything
Collagen peptides, hydrolyzed collagen and molecular weight: what tripeptides at 300 Da really change for absorption.
Novagen®: Premium Marine Collagen in Patented Tripeptide Form
Novagen® by Nutrition•pro®: premium marine collagen with Naticol® x3Peptide, Europe's first patented marine tripeptide. Absorption, results, formula.
Cramps: Causes, Solutions, and How to Relieve Them
Muscle cramps, especially in the calf and at night, are as sudden as they are benign. Causes, how to relieve them, prevention and the real role of magnesium.
Vitamin A and Eyes: Its Role in Vision
Vitamin A is essential for vision, especially night vision. Its role in the retina, signs of deficiency, rich food sources, and precautions to know.
Eye Strain and Screens: Causes, Symptoms, and Solutions
Eye strain related to screens: causes, symptoms, the 20-20-20 rule and eye nutrition (lutein, zeaxanthin). The complete guide.
The Most Common Deficiencies: Symptoms and Solutions
Iron, magnesium, vitamin D, vitamin C, B12: the most common deficiencies, their symptoms and solutions. Take our informative self-test.
Natural Vitamin C: Which One to Choose? (Sources and Tips)
Natural or Synthetic Vitamin C? Sources, differences and tips for choosing the right vitamin C. What science says.
Vitamin D: Deficiency, Benefits and Supplementation (Complete Guide)
Vitamin D: deficiency symptoms, proven benefits, sources (sunlight, diet) and supplementation advice. The complete and sourced guide.
Coffee: Good or Bad for Your Health? What Science Says
Is coffee good or bad for your health? Proven benefits (heart, liver, brain), real risks and nuanced verdict, what studies say.
How Much Coffee Per Day? What Science Says
How Much Coffee Per Day Is Safe? The EFSA Limit, Proven Benefits, At-Risk Profiles, and 2 Alternatives: Matcha and Ube.
Osteoarthritis: What Natural Solutions to Relieve Pain?
Which supplements and natural solutions to relieve osteoarthritis? Turmeric, collagen, devil's claw, omega 3: what the research really says.
Joint Pain: Understanding Causes and Natural Solutions
Why do we have joint pain and how to relieve it naturally? Causes, anti-inflammatory plants, nutrients and good habits, what science says.
Collagen-Rich Foods: How to Boost Your Natural Production
N The Nutrition•pro team Based on scientific review and clinical meta-analysis (Nutrients, Int J Dermatol). Our methodology "Eating collagen-rich foods for beautiful skin": the idea appe...
How to Get Visible Abs: Why Diet Matters More Than Exercise
Abs are made in the kitchen: why body fat percentage and nutrition matter more than crunches for visible abs.
Best Collagen: Which One to Choose Based on Your Goal (2026)
What is the best collagen in 2026? Marine type I for skin, type II for joints, tripeptides: how to choose based on your goal.
When to Take Collagen: Morning or Evening, on an Empty Stomach or With Meals?
The timing of collagen intake matters less than people say. What science shows about morning, evening, on an empty stomach, and sports
Études indépendantes
Ce que dit la science sur les compléments alimentaires, les régimes et le déficit calorique
Nous avons épluché la littérature scientifique pour apporter de vraies réponses sur ces sujets saturés de promesses. L'objectif est simple : offrir une vision objective, chiffrée et vérifiable, plutôt que des certitudes marketing.
- 01 Semaglutide (Ozempic, Wegovy) vs Glucomannan (Konjac): A Scientific ComparisonRigorous comparison between semaglutide (Ozempic, Wegovy) and glucomannan (Konjac): efficacy, safety, cost, sustainability. Two tools for two audiences: medication for confirmed obesity, supplement to help maintain an ordinary caloric deficit.
- 02 Top 10 Dietary Supplements for Weight Loss: Summary of 18 Meta-AnalysesObjective ranking of 10 dietary supplements for weight loss based on 18 meta-analyses. Net effect vs placebo, GRADE evidence level, tolerance and overall score. Glucomannan, green tea and caffeine rank at the top.
- 03 How Much Does Each Diet Cost? Comparative Analysis of 14 Popular DietsEconomic analysis of 14 dietary regimens in France: weekly cost, annual cost increase, and cost per kilogram lost. Based on average prices from major retailers and cross-referenced with efficacy measured in scientific literature.
- 04 Meta-analysis of 14 Diets: Synthesis of 12 Major Meta-analysesComparative synthesis of 14 popular diets (Mediterranean, ketogenic, DASH, Dukan, low-carb, intermittent fasting...) based on 12 meta-analyses published between 2010 and 2024. Weight loss, metabolic markers, dropout rates, and long-term benefits, compared objectively.
- 05 Weight Loss Supplements vs Calorie Deficit: How Many Calories Do You Need to Burn to Lose a Kilogram?Rigorous comparison of the effectiveness of simple caloric deficit versus the most popular weight loss supplements, based on scientific literature. Synthesis of 10 meta-analyses and kinetic modeling by the NIH.
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