Platelet-Rich Plasma for Hair Growth

April 2019 in “ Advances in Cosmetic Surgery ”

Christina W.Y. Wong, Shilpi Khetarpal

platelet-rich plasma PRP androgenetic alopecia alopecia areata telogen effluvium growth factors hair regeneration AGA AA

From the encyclopedia

Platelet-Rich Plasma →

growth factors taken from your blood and injected into your scalp to stimulate hair

Alopecia Areata →

autoimmune disorder causing patchy hair loss

Studysummary Platelet-rich plasma shows potential for hair growth, but more research is needed to determine the best preparation method.

Our plain-language summary. Not medical advice or a treatment recommendation. Consult a qualified healthcare professional before changing treatment. Full disclaimer

The 2019 study "Platelet-rich Plasma for Hair Growth" explored the potential of platelet-rich plasma (PRP) in hair restoration, particularly for androgenetic alopecia (AGA), alopecia areata (AA), and telogen effluvium. The authors found that PRP, a concentration of platelets in plasma with growth factors, showed promise in stimulating hair regeneration. However, due to a lack of standardization in PRP preparation, it was challenging to compare results and determine its clinical efficacy. The study highlighted the need for further randomized placebo-controlled studies with larger sample sizes to better understand PRP's effects on hair regrowth in AGA. The optimal PRP preparation for AGA remained undetermined and required further investigation.

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Research cited in this study

11 / 11 results

research Use of Platelet-Rich Plasma in Cicatricial Alopecia

28 citations , August 2018 in “Dermatologic Surgery”

This abstract is a listing of affiliations and funding, with no new study or results reported.

research Platelet-Rich Plasma for the Treatment of Lichen Planopilaris

14 citations , May 2018 in “Journal of the American Academy of Dermatology”

This paper reviews treatments for lichen planopilaris, including low-level laser therapy, but reports no new clinical results and highlights the need for further research.

research Conventional and Novel Stem Cell-Based Therapies for Androgenic Alopecia

22 citations , August 2017 in “Stem cells and cloning”

This review analyzes therapies used for androgenic alopecia, highlighting potential advances from stem cell technologies and regenerative medicine, and reports no new clinical results.

research A Review of Platelet-Rich Plasma: History, Biology, Mechanism of Action, and Classification

348 citations , July 2017 in “Skin appendage disorders”

This review discusses the use of platelet-rich plasma in dermatology for various applications such as tissue regeneration and wound healing, but it reports no new clinical results and calls for clearer guidance on suitable treatments.

research Platelet-Rich Plasma for Androgenetic Alopecia: Does It Work? Evidence from Meta-Analysis

64 citations , March 2017 in “Journal of Cosmetic Dermatology”

This meta-analysis suggests that local injection of platelet-rich plasma for androgenic alopecia is associated with an increased number of hairs and some increase in hair thickness, though larger studies are needed for confirmation.

research Double-Blind, Placebo-Controlled Pilot Study on the Use of Platelet-Rich Plasma in Women With Female Androgenetic Alopecia

87 citations , September 2016 in “Dermatologic Surgery”

This study found that platelet-rich plasma did not significantly improve hair mass index or hair count in women with female androgenetic alopecia, though some patients perceived benefits in hair quality.

Randomized Placebo-Controlled, Double-Blind, Half-Head Study to Assess the Efficacy of Platelet-Rich Plasma on the Treatment of Androgenetic Alopecia

research Randomized Placebo-Controlled, Double-Blind, Half-Head Study to Assess the Efficacy of Platelet-Rich Plasma on the Treatment of Androgenetic Alopecia

136 citations , April 2016 in “Dermatologic Surgery”

This study found that platelet-rich plasma significantly increased hair density and anagen hair proportions in androgenetic alopecia patients, suggesting potential as an adjuvant therapy.

research Systematic Review of the Use of Platelet-Rich Plasma in Aesthetic Dermatology

113 citations , July 2015 in “Journal of Cosmetic Dermatology”

This review discusses the cosmetic applications of platelet-rich plasma in dermatology, highlighting its potential benefits and the need for more controlled studies.

research Platelet-Rich Plasma for Androgenetic Alopecia

107 citations , August 2014 in “Dermatologic Surgery”

This pilot study suggests injecting platelet-derived growth factors into the scalp may offer some clinical benefits for androgenetic alopecia, though further randomized trials are needed for confirmation.

research Alopecia Areata: An Evidence-Based Treatment Update

72 citations , July 2014 in “American journal of clinical dermatology”

This review analyzed randomized controlled trials on alopecia areata treatment and found that while several treatments showed effectiveness, most studies had limitations affecting their interpretability.

research Autologous Platelet-Rich Plasma: A Potential Therapeutic Tool for Promoting Hair Growth

270 citations , March 2012 in “Dermatologic Surgery”

This study found that autologous platelet-rich plasma increased hair growth potential by enhancing dermal papilla cell proliferation and stimulating key signaling pathways in both cell cultures and mice models.