September 2024 in “Egyptian Journal of Dermatology and Venerology” Low-energy fractional CO2 laser therapy significantly improves hair regrowth in women with female-pattern hair loss.
June 2024 in “Regenerative Therapy” Exosomes from stem cells may help rejuvenate skin and regrow hair, but more research is needed.
November 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Disrupted cholesterol production impairs hair follicle stem cells, leading to hair loss.
November 2023 in “Cell Biology International” Tiny particles from umbilical cord stem cells may help hair grow back in a type of hair loss.
November 2023 in “Journal of Investigative Dermatology” γδTregs can protect hair follicles from alopecia areata and may help regrow hair.
April 2023 in “Journal of Investigative Dermatology” Defective T cell metabolism can cause early skin aging and poor hair follicle stem cell function.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Disrupting the Tsc2 gene in certain cells leads to thicker skin, larger hair, and changes in hair growth signaling, which can be partly reversed with specific treatment.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Higher fluence in hair removal damages hair follicles more, while lower fluence mimics natural hair regression, with long-term IPL treatments effectively reducing hair.
January 2017 in “Jikken doubutsu ihou/Jikken doubutsu/Experimental animals/Jikken Dobutsu” Mice with a changed Hr gene lose and regrow hair due to changes in the gene's activity.
K15 and Id3 are important in hair follicle regeneration, with K15 increasing in early stages and Id3 responding later.
Botulinum toxin A helped stop hair loss and grow new hair in mice.
February 2023 in “Journal of Advanced Research” A new method using Platelet-rich Plasma (PRP) in a microneedle can promote hair regrowth more efficiently and is painless, minimally invasive, and affordable.
January 2023 in “Frontiers in Medicine” ALRV5XR is the most effective hair regrowth treatment at 24 weeks.
August 2022 in “Precision Clinical Medicine” JAM-A helps hair regrowth in alopecia areata by protecting VCAN in skin cells.
M-CSF-stimulated myeloid cells can turn into skin cells and help heal wounds and regrow hair.
Bipotent dermal stem cells and specific macrophages are crucial for hair regrowth and regeneration.
17 citations
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January 2014 in “The American journal of Chinese medicine” Angelica sinensis may help regrow hair by blocking certain cell death signals.
14 citations
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January 2016 in “Experimental Dermatology” Hair regrowth doesn't convert thin hairs to thick hairs, but increases overall hair density.
2 citations
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April 2024 in “Advanced Materials” A microneedle patch can help regrow hair by restoring immune balance in hair follicles.
Folicrex may help with hair growth and health but lacks clinical evidence.
214 citations
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September 2015 in “Stem Cells Translational Medicine” Platelet-rich plasma injections significantly improved hair regrowth and thickness in patients with hair loss.
81 citations
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July 2011 in “Lasers in Medical Science” The Lexington LaserComb helped regrow hair in mice with a condition similar to human hair loss.
58 citations
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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.
24 citations
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September 2001 in “Journal of Dermatological Science” Cyclosporin A helps damaged hair follicles regrow hair quickly.
13 citations
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November 2022 in “Biomaterials Science” The microneedle patch effectively promotes hair regrowth by delivering miR-218.
13 citations
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May 1987 in “PubMed” Topical minoxidil can help regrow hair with regular use, but results vary and side effects may occur.
3 citations
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January 2021 in “Plastic and Aesthetic Research” Hair loss reduces hair thickness and coverage, but drug treatments mainly revive dormant hairs rather than reverse thinning; patients often undervalue their hair loss severity.
March 2026 in “Journal of Pharmacy & Pharmacognosy Research” Clove and rosemary oils together promote hair regrowth better than minoxidil.
August 2025 in “Frontiers in Pharmacology” Periplaneta americana extract helps hair regrowth by reducing inflammation and improving skin bacteria balance.
August 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Periplaneta americana extract helps hair regrowth in alopecia areata by reducing inflammation and balancing skin bacteria.