Info

Guarana et perte de poids : mythe ou réalité ?
Energy & fatigue

Guarana and Weight Loss: Myth or Reality?

Does guarana make you lose weight? The scientific truth: the real role of caffeine, what EFSA did not validate, dosage, 6-in-1 formula and caffeine precautions.

ImmunityZinc, immunité et rhume : bienfaits réels, dosage et formes

Zinc, Immunity and Cold: Real Benefits, Dosage and Forms

Does zinc really shorten a cold? Benefits for immunity, dosage, forms, safety and what science says 2026 (with Cochrane review support).

ImmunityZinc : bienfaits prouvés, formes, posologie et carence

Zinc: Proven Benefits, Forms, Dosage and Deficiency

All about zinc: proven benefits (immunity, skin, testosterone), best forms, dosage, deficiency and mistakes to avoid. Complete sourced guide.

Nutrition & dietTout savoir sur les antioxydants : stress oxydatif et sources

Everything You Need to Know About Antioxidants: Oxidative Stress and Sources

Antioxidants: Complete 2026 Guide on Oxidative Stress, Free Radicals, Food Sources, and Supplementation. Proven Benefits, Scientific Controversies (Cochrane 2012), Criteria for Informed Choice.

Men's healthProstate : que disent vraiment les études sur les plantes

Prostate: What Studies Really Say About Herbal Remedies

Prostate and urinary comfort in men: an honest analysis of traditional plants (Pygeum, Nettle, Serenoa repens, pumpkin) in light of recent Cochrane meta-analyses.

Men's healthCistanche : pourquoi est-elle interdite en France ?

Cistanche: Why Is It Banned in France?

Cistanche tubulosa and deserticola banned in food supplements in France: what the regulations actually say. Legal alternatives for male vitality.

ImmunityPropolis : dangers, effets secondaires et contre-indications

Propolis: Dangers, Side Effects and Contraindications

Propolis and danger: allergy, side effects, contraindications (pregnancy, treatments). 2026 scientific data on the real risks.

JointsBromélaïne : bienfaits, propriétés et indications

Bromelain: Benefits, Properties and Uses

Bromelain (pineapple enzyme): digestion, inflammation, joints, edema. Benefits, indications, contraindications and scientific studies.

Heart & circulationFeuille d'olivier : bienfaits, propriétés et usage

Olive Leaf: Benefits, Properties and Uses

Olive leaf (Olea europaea): blood pressure, antioxidant, blood sugar, immunity. Scientific studies, forms of use (infusion, capsules, extract) and precautions.

Slimming & detoxKonjac et danger : Ce que dit la science en 2026

Konjac and Danger: What Science Says in 2026

The Nutrition•pro Team · Published on May 25, 2026 · Reading time: 9 min · Our methodology Konjac sometimes raises concerns. Between alarmist articles, negative reviews online, and rumors of ...

Heart & circulationKonjac et cholestérol : effet prouvé du glucomannane

Konjac and Cholesterol: Proven Effect of Glucomannan

Konjac and cholesterol: EFSA claim Q-2008-280 validated. Sood 2008 meta-analysis: -19.28 mg/dL total cholesterol, -15.99 mg/dL LDL. 4 g/day dose, mechanism.

DigestionKonjac et transit : effet fibres sur constipation et confort digestif

Konjac and Digestion: Fiber's Effect on Constipation and Digestive Comfort

Konjac and intestinal transit: regulatory effect of soluble fibers, comparison with psyllium, effective dose, colonic fermentation mechanism and microbiota.

Slimming & detoxKonjac et perte de poids : ce que dit la science

Konjac and Weight Loss: What Science Says

Konjac and weight loss: EFSA claim Q-2009-00373 validated, Onakpoya 2014 meta-analysis, effective dose 3 g/day, 12-week protocol, satiety mechanism.

Slimming & detoxCellulite : causes, mécanismes et traitements naturels efficaces

Cellulite: Causes, Mechanisms, and Effective Natural Treatments

Cellulite: everything about pathophysiology (fibrous septa), types I/II/III, proven active ingredients (caffeine, escin, grape marc), validated clinical protocols.

DigestionKonjac : bienfaits, dosage et effets secondaires

Konjac: Benefits, Dosage and Side Effects

Konjac et glucomannane : 3 claims EFSA validés (perte de poids, cholestérol, transit). Mécanisme, posologie, formes (gélules, poudre, shirataki), effets secondaires.

Slimming & detoxLes meilleurs coupe-faim naturels : classement scientifique

The Best Natural Appetite Suppressants: Scientific Ranking

Glucomannan (EFSA claim), psyllium, proteins, water: natural appetite suppressants ranked by evidence level. Satiety mechanisms (PYY, GLP-1), doses, PubMed sources.

Slimming & detoxQuel est le meilleur brûleur de graisse ? Comparatif scientifique (11 ingrédients testés)

What Is the Best Fat Burner? Scientific Comparison (11 Ingredients Tested)

Caffeine, green tea, L-carnitine, capsaicin, berberine: 11 ingredients ranked by level of evidence. Hursel, Talenezhad, Asbaghi, Cochrane meta-analyses. Objective verdict.

Energy & fatigueFatigue ou surentraînement : comment faire la différence (guide scientifique)

Fatigue vs Overtraining: How to Tell the Difference (Science-Backed Guide)

Am I overtraining? Symptoms, biomarkers, self-assessment and recovery protocol based on 2021-2024 meta-analyses (Stellingwerff, Armstrong). RED-S, HRV, adaptogens.

Sport & muscleComment prendre du muscle : le guide scientifique complet (avec calculs et plan)

How to Build Muscle: The Complete Scientific Guide (with Calculations and Plan)

Precise caloric surplus, proteins 1.62 g/kg, creatine, training 10+ sets/week. Meta-analyses 2013-2022 (Morton, Schoenfeld, Kreider, Garthe) and complete plan.

Sport & muscleCourbatures : comment récupérer rapidement (le guide scientifique)

Muscle Soreness: How to Recover Fast (The Science-Backed Guide)

Muscle soreness recovery: 12 levers analyzed according to 2023-2025 meta-analyses. 72h protocol, BCAAs, magnesium, sleep, cold bath 10-15min at 11-15°C, and mistakes that prolong soreness (NSAIDs, ...