101 citations
,
March 2019 in “Cell Stem Cell” Certain immune cells in the skin release a protein that stops hair growth by keeping hair stem cells inactive.
88 citations
,
June 2019 in “Cell reports” Certain small molecules can promote hair growth by activating a cellular cleanup process called autophagy.
56 citations
,
March 2015 in “Journal of Investigative Dermatology” Healthy mitochondria in skin cells are essential for proper hair growth and skin cell interaction in mice.
29 citations
,
January 2017 in “Journal of Investigative Dermatology” The Msi2 protein helps keep hair follicle stem cells inactive, controlling hair growth and regeneration.
9 citations
,
July 2021 in “Frontiers in Pharmacology” Cholesterol-modified siRNAs targeting certain genes increased hair growth in mice.
7 citations
,
April 2021 in “Cannabis” CBD-rich hemp oil can significantly increase hair regrowth in people with common hair loss, with no reported side effects.
6 citations
,
February 2021 in “Frontiers in Cell and Developmental Biology” Eating too much or too little vitamin A can cause hair loss.
2 citations
,
August 2022 in “Clinical Case Reports” A 17-year-old girl had severe, on-and-off hair loss, likely due to COVID-19. She was treated with Vitamin D3, biotin, and other supplements, and saw some improvement within a month.
April 2026 in “International Journal of Molecular Sciences” Ageratum houstonianum extract and agerarin may help hair growth.
December 2024 in “Food Bioscience” Limosilactobacillus fermentum MF10 helps hair grow by activating certain cell signals in mice.
October 2022 in “Experimental Dermatology” New technologies show promise for better hair regeneration and treatments.
91 citations
,
July 1997 in “Dermatologic Clinics” Laser hair removal is an advanced and effective method for removing unwanted hair.
August 2021 in “EMC - AKOS - Trattato di Medicina” Acquired alopecia is hair loss that can be reversible or irreversible, depending on whether the hair follicle is destroyed.
1 citations
,
April 2024 in “Piel” Telogen effluvium causes sudden hair loss, often due to stress or changes, and is treated by addressing the cause and offering support.
Stress can cause hair loss and trigger autoimmunity by damaging hair follicle cells.
June 2025 in “Stem Cell Research & Therapy” Understanding hair growth pathways can lead to better hair loss treatments.
April 2024 in “Communications biology” Enzymes involved in Vitamin A metabolism affect hair growth and type in mice.
42 citations
,
June 2019 in “Aging” 3,4,5-tri-O-caffeoylquinic acid promotes hair growth by activating the β-catenin pathway.
321 citations
,
January 2012 in “Cell stem cell” TGF-β2 helps activate hair follicle stem cells by counteracting BMP signals.
39 citations
,
January 2016 in “Journal of Cutaneous and Aesthetic Surgery” Injecting platelet-rich plasma during hair transplant surgery improves hair regrowth rate, speeds up skin recovery, and enhances hair quality.
38 citations
,
July 2020 in “EMBO journal” SIRT7 protein is crucial for starting hair growth in mice.
20 citations
,
October 2021 in “Applied materials today” A new microneedle patch and yellow light therapy significantly promote hair regrowth.
18 citations
,
March 2016 in “Cosmetics” Telogen Effluvium is a condition causing excessive hair loss due to stress, illness, drugs, or hormonal changes, and can be treated with specific products or naturally resolves after 3-4 years.
8 citations
,
February 2021 in “Biomolecules & therapeutics” Myristoleic acid helps hair growth by boosting cell growth and recycling processes in hair follicle cells.
1 citations
,
July 2023 in “Communications biology” Removing Mediator 1 from certain mouse cells causes teeth to grow hair instead of enamel.
1 citations
,
February 2022 in “Clinical, Cosmetic and Investigational Dermatology” TDM10842, a thyroid hormone receptor activator, was found to effectively promote hair growth in mice.
January 2026 in “Materialia” Porcine ADM scaffold helps hair growth in mice.
October 2025 in “Gene Expression” Exosome therapy could be a promising new way to treat hair loss.
October 2025 in “Journal of Investigative Dermatology” Hair follicle dermal stem cells help control hair growth timing by regulating signals at the hair germ–dermal papilla interface.
March 2025 in “Journal of Cutaneous and Aesthetic Surgery” The cytokine and peptide serum was most effective in reducing hair loss and improving hair growth.