Search
for

    Glossary Placebo Effect

    The placebo effect refers to the phenomenon where individuals experience a perceived improvement in their condition after receiving a treatment that has no therapeutic effect, often due to their expectations or beliefs about the treatment. In the context of hair loss, the placebo effect can significantly influence the outcomes of clinical trials for hair restoration therapies, as participants may report hair regrowth or reduced shedding simply because they believe the treatment is effective. Key distinguishing characteristics include the psychological component of belief and expectation, which can lead to real physiological changes, even in the absence of active ingredients.

    Related Terms

    Sort by

    Research 30 of 1000+

    1. Greater Placebo Effect in Topical Than in Systemic Therapies for Androgenetic Alopecia: A Systematic Review and Meta-Analysis Mendeley Data · 2026
    2. Greater Placebo Effect in Topical Than in Systemic Therapies for Androgenetic Alopecia: A Systematic Review and Meta-Analysis Mendeley Data · 2026
    3. Placebo effect of topical and oral treatments for androgenetic alopecia A systematic review and meta-analysis Mendeley Data · 2026
    4. Placebo effect of topical and oral treatments for androgenetic alopecia A systematic review and meta-analysis Mendeley Data · 2026
    5. Placebo effect of topical and oral treatments for androgenetic alopecia A systematic review and meta-analysis Mendeley Data · 2026
    6. Placebo effect of topical and oral treatments for androgenetic alopecia A systematic review and meta-analysis Mendeley Data · 2026
    7. The effect of placebo in split‐scalp and whole‐head platelet‐rich plasma trials for androgenetic alopecia differs: Findings from a systematic review with quantitative evidence syntheses Journal of Cosmetic Dermatology · 2022
    8. The Effects of Lower vs Higher Cell Number of Platelet-Rich Plasma (PRP) on Hair Density and Diameter in Androgenetic Alopecia (AGA): A Randomized, Double-Blinded, Placebo, Parallel-Group Half-Scalp IRB-Approved Study. Aesthetic Surgery Journal · 2021 · 6 citations
    9. Effects of finasteride in patients with inflammatory chronic pelvic pain syndrome: a double-blind, placebo-controlled, pilot study Urology · 1999 · 65 citations
    10. Hair growth effect of traditional Chinese medicine BeauTop on androgenetic alopecia patients: A randomized double-blind placebo-controlled clinical trial Experimental and Therapeutic Medicine · 2016 · 5 citations
    11. 61720 The effect of sublingual minoxidil on androgenetic alopecia in transgender individuals receiving testosterone for gender-affirmation: A 24-week single-centre double-blinded, randomized, placebo-controlled clinical trial Journal of the American Academy of Dermatology · 2025
    12. Effects of Shampoo Containing Plantago asiatica L. on Hair Thickness, Density, and Shedding: A Double-Blind, Randomized, Placebo-Controlled Clinical Study Cosmetics · 2025
    13. The placebo effect and randomized trials: analysis of conventional medicine Urologic clinics of North America · 2002 · 26 citations
    14. Greater placebo effect in topical than in systemic therapies for androgenetic alopecia: A systematic review and meta-analysis Journal of the American Academy of Dermatology · 2026
    15. Placebo‐controlled dose‐effect studies with topical minoxidil 2% or 5% in male‐patterned hair loss treated with oral finasteride employing an analytical and exhaustive study protocol Skin Research and Technology · 2020 · 5 citations
    16. The Effect of Platelet-Rich Plasma in Hair Regrowth: A Randomized Placebo-Controlled Trial Stem Cells Translational Medicine · 2015 · 214 citations
    17. The effect of latanoprost 0.005% solution in the management of scalp alopecia areata, a randomized double‐blind placebo‐controlled trial Dermatologic Therapy · 2022 · 2 citations
    18. A randomized placebo-controlled study on the effects of pioglitazone on cortisol metabolism in polycystic ovary syndrome Fertility and sterility · 2008 · 24 citations
    19. The effect of platelet rich plasma (PRP) in the hair re-growth: A randomized placebo-controlled trial Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT) · 2016
    20. The effects of ginger (Zingiber officinale) supplementation on the hormonal profile, hirsutism, amenorrhea, dysmenorrhea, and hair loss in women with polycystic ovary syndrome: a randomized double-blind, placebo-controlled trial Journal of Functional Foods · 2026
    21. The effect of autologous activated platelet-rich plasma injection on female pattern hair loss: A randomized placebo-controlled study Journal of Cosmetic Dermatology · 2017 · 52 citations
    22. A Randomized Double-Blind Placebo-Controlled Pilot Trial on the Effects of Testosterone Undecanoate Plus Dutasteride or Placebo on Muscle Strength, Body Composition, and Metabolic Profile in Transmen The Journal of Sexual Medicine · 2021 · 7 citations
    23. The effects of spinach-derived thylakoid supplementation in combination with calorie restriction on anthropometric parameters and metabolic profiles in obese women with polycystic ovary syndrome: a randomized, double-blind, placebo-controlled clinical trial Nutrition Journal · 2020 · 3 citations
    24. Recovery Effects of Oral Supplementation with Polar Lipid-Rich Wheat Extracts on Acute Telogen Effluvium: A Randomized Double-Blind Placebo-Controlled Study Clinical Cosmetic and Investigational Dermatology · 2025
    25. A randomized double-blind placebo-controlled clinical trial to evaluate the effect of an Annurca apple supplement formula in androgenic alopecia Journal of Applied Cosmetology · 2023
    26. Effectiveness of Platelet-Rich Plasma in the Treatment of Androgenic Alopecia Compared to Placebo and Topical Minoxidil: A Systematic Review Scientia Pharmaceutica · 2022
    27. A Randomized Double-Blind, Placebo-Controlled Study to Evaluate the Anti-Skin-Aging Effect of LactoSporin – The Extracellular Metabolite from Bacillus coagulans (Weizmannia coagulans) MTCC 5856 in Healthy Female Volunteers Clinical Cosmetic and Investigational Dermatology · 2023 · 16 citations
    28. The Effects of an Oral Supplementation of a Natural Keratin Hydrolysate on Skin Aging: A Randomized, Double‐Blind, Placebo‐Controlled Clinical Study in Healthy Women Journal of Cosmetic Dermatology · 2024 · 4 citations
    29. The Effects of the Oral Supplementation with a Natural Keratin Hydrolysate (Kera-Diet®) on Hair and Nails: Randomized, Placebo and Benchmark-Controlled Clinical Trial on Healthy Females Trichology and cosmetology: · 2021
    30. Effects of Platelet-Rich Plasma on Hair Growth using Artificial Intelligence-based Trichoscopy and Ki67+ Keratinocytes Analysis: A Randomized Placebo-Controlled Trial Clinical Dermatology Review · 2025