Hair's The Question

May 2023 in “ Hair transplant forum international ”

Sara Wasserbauer

platelet-rich plasma PRP hair regrowth wound healing

TLDR PRP helps heal wounds well, but its effectiveness for hair regrowth is less certain.

Platelet-rich plasma (PRP) is utilized in scalps for hair regrowth and wound healing, with robust clinical data supporting its effectiveness in wound healing both intra- and post-operatively. However, the evidence for using PRP specifically for hair regrowth is less comprehensive.

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Research cited in this study

5 / 5 results

research Inconsistent Platelet-Rich Plasma Product From Devices Cleared by the US FDA: A Retrospective Review of Clinic Data

6 citations, January 2021 in “Journal of the American Academy of Dermatology”

PRP treatments for hair loss need standard protocols to be reliable.

research Heterogeneity in Amount of Growth Factors Secreted by Platelets in Platelet-Rich Plasma Samples from Alopecia Patients

8 citations, August 2020 in “Experimental dermatology”

PRP therapy for alopecia shows inconsistent results due to natural variability in growth factor secretion by platelets.

research The Physician's Guide to Platelet-Rich Plasma in Dermatologic Surgery Part II: Clinical Evidence

24 citations, November 2019 in “Dermatologic Surgery”

Platelet-rich plasma is most effective for hair loss treatment and wound healing in skin surgery, but more research is needed for consistent results.

Evaluation of Non-Activated and Activated PRP in Hair Loss Treatment: Role of Growth Factor and Cytokine Concentrations Obtained by Different Collection Systems

research Evaluation of Non-Activated and Activated PRP in Hair Loss Treatment: Role of Growth Factor and Cytokine Concentrations Obtained by Different Collection Systems

136 citations, February 2017 in “International Journal of Molecular Sciences”

PRP treatment improves hair growth, and the device used can affect results, with some being more effective.

What Women Want: Quantifying the Perception of Hair Amount - An Analysis of Hair Diameter and Density Changes with Age in Caucasian Women

research What Women Want: Quantifying the Perception of Hair Amount - An Analysis of Hair Diameter and Density Changes with Age in Caucasian Women

61 citations, April 2012 in “British Journal of Dermatology”

Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.

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in Progress Pictures 460 upvotes 3 years ago

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Similar Research

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Impact of Different Preparation Methods to Obtain Autologous Non-Activated Platelet-Rich Plasma and Activated Platelet-Rich Plasma in Plastic Surgery: Wound Healing and Hair Regrowth Evaluation

research Impact of Different Preparation Methods to Obtain Autologous Non-Activated Platelet-Rich Plasma and Activated Platelet-Rich Plasma in Plastic Surgery: Wound Healing and Hair Regrowth Evaluation

58 citations, January 2020 in “International Journal of Molecular Sciences”

Different methods of preparing Platelet-Rich Plasma (PRP) can affect wound healing and hair regrowth in plastic surgery. Using a kit with specific standards helps isolate PRP that meets quality criteria. Non-Activated PRP and Activated PRP have varying effects depending on the tissue and condition treated. For hair regrowth, Non-Activated PRP increased hair density more than Activated PRP. Both treatments improved various aspects of scalp health.

Comparison Between Single- Versus Double-Spin Prepared Platelet-Rich Plasma Injection in Treatment of Female Pattern Hair Loss: Clinical Effect and Relation to Vascular Endothelial Growth Factor

research Comparison Between Single- Versus Double-Spin Prepared Platelet-Rich Plasma Injection in Treatment of Female Pattern Hair Loss: Clinical Effect and Relation to Vascular Endothelial Growth Factor

10 citations, September 2020 in “Archives of Dermatological Research”

Both methods improve hair density and thickness; double-spin may be more effective.

research Safety Concerns When Using Novel Medications to Treat Alopecia

23 citations, October 2018 in “Expert Opinion on Drug Safety”

Consider benefits and risks of new alopecia treatments for safety.

research Fractional CO2 Laser, Platelet Rich Plasma and Combination of Both in Treatment of Female Pattern Hair Loss

May 2024 in “Journal of the Egyptian Women's Dermatologic Society /Journal of the Egyptian Women's Dermatologic Society”

Combining fractional CO2 laser and PRP is very effective for treating female hair loss.

Efficacy of Autologous Platelet-Rich Plasma Combined With a Non-Cross-Linked Hyaluronic Acid Compound in the Treatment of Female Androgenetic Alopecia: A Retrospective, Case-Series Study

research Efficacy of Autologous Platelet-Rich Plasma Combined With a Non-Cross-Linked Hyaluronic Acid Compound in the Treatment of Female Androgenetic Alopecia: A Retrospective, Case-Series Study

June 2023 in “Journal of Cosmetic Dermatology”

The treatment combining platelet-rich plasma and a non-cross-linked hyaluronic acid compound significantly improved hair density and reduced bald areas in women with androgenetic alopecia, and it's safe with only mild side effects.