Quels compléments capillaires
fonctionnent vraiment ?
Nous avons analysé des milliers d'études cliniques sur les compléments pour la croissance des cheveux. Chaque affirmation sur HairCited est étayée par des recherches évaluées par des pairs issues de PubMed.
Hair loss and thinning affect millions worldwide. Dozens of supplements claim to help — but which ones have real clinical evidence? We analyze peer-reviewed studies from PubMed to grade every ingredient on a transparent A–D scale, so you can make informed decisions backed by science.
Featured Ingredients
Acides gras oméga-3
fatty_acidAnti-inflammatory eicosanoids reduce perifollicular inflammation; DHA/EPA support scalp lipid barrier.
Biotin
vitaminCofactor for carboxylase enzymes essential for keratin synthesis and fatty acid metabolism in hair follicles.
Fer
mineralEssential for hemoglobin synthesis; iron deficiency impairs oxygen delivery to hair follicle matrix cells.
Finasteride
pharmaceuticalType II 5-alpha-reductase inhibitor reducing serum and scalp DHT by approximately 70%.
Huile de graines de courge
botanical_oilContains delta-7-stearine which may inhibit 5-alpha-reductase; rich in zinc and phytosterols.
Huile de romarin
essential_oilImproves microcirculation to scalp; carnosic acid stimulates nerve growth factor for follicle regeneration.
Top Conditions
Alopecia Areata
2% lifetime risk
Alopécie Androgénétique
50% of men by age 50, 25% of women by age 50
Perte Capillaire Féminine
40% of women by age 50
Telogen Effluvium
Second most common cause of hair loss
Recent Evidence Updates
Popular Comparisons
Latest Research
J Clin Sleep Med · 2017
Clinical Practice Guideline for the Pharmacologic Treatment of Chronic Insomnia in Adults: An American Academy of Sleep Medicine Clinical Practice Guideline.
Nature · 2010
Genome-wide association study in alopecia areata implicates both innate and adaptive immunity.
Annu Rev Nutr · 2004
Secular trends in dietary intake in the United States.
J Am Acad Dermatol · 1998
Finasteride in the treatment of men with androgenetic alopecia. Finasteride Male Pattern Hair Loss Study Group.
Endocrine · 2017
Androgenetic alopecia: a review.
J Am Acad Dermatol · 2002
A randomized clinical trial of 5% topical minoxidil versus 2% topical minoxidil and placebo in the treatment of androgenetic alopecia in men.
Guides & Resources
Managing Age-Related Hair Thinning: Supplement Options
Age-related hair thinning is a nearly universal experience, yet it remains one of the least discussed forms of hair change compared to conditions like androgenetic …
lifestyleHow Stress Affects Your Hair: Evidence-Based Management
The link between stress and hair loss has been recognized for centuries, but only in recent decades has science begun to elucidate the specific biological …
lifestyleAnti-Inflammatory Supplements for Scalp Health
Inflammation is increasingly recognized as a contributing factor in multiple forms of hair loss, from the perifollicular microinflammation that accompanies androgenetic alopecia to the overt …
Evidence Grading System
Every supplement claim on this site is graded on an A–D scale based on peer-reviewed clinical research from PubMed. Our algorithm evaluates study design (RCTs rank highest), consistency of results, sample sizes, and the overall body of evidence. No manufacturer sponsorship influences our grades.
Multiple randomized controlled trials (RCTs) or meta-analyses with consistent positive results and large sample sizes.
At least one RCT with mostly consistent results across studies. Evidence suggests benefit but more research may be needed.
Small studies or observational data with some positive signals. Promising but insufficient for strong recommendations.
In vitro studies, case reports, or pilot studies only. Early-stage research that requires clinical validation.
How It Works
Sans publicité. Sans classements sponsorisés. Juste la science.
Centre de recherche
Nous recherchons sur PubMed chaque étude clinique portant sur les ingrédients de compléments alimentaires.
Extraction
Nous extrayons les principales conclusions — tailles d’échantillons, types d’études et résultats.
Grades A à F
Nous évaluons les preuves comme un bulletin scolaire — de A (solide) à F (négatif).
Réponse claire
Vous obtenez une réponse claire en quelques secondes — ce complément alimentaire est-il réellement efficace ?
Cited Health Network
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Avertissement FDA: Ces déclarations n'ont pas été évaluées par la Food and Drug Administration. Les produits et informations sur ce site ne sont pas destinés à diagnostiquer, traiter, guérir ou prévenir quelque maladie que ce soit. Les notes de preuve présentées sont basées sur notre analyse de la recherche publiée et évaluée par des pairs et ne constituent pas un avis médical. Consultez toujours votre professionnel de santé avant de commencer tout régime de compléments alimentaires.