July 2025 in “Scientific Reports” Serotonin helps hair grow by activating certain cells.
29 citations
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January 2016 in “Annals of dermatology/Annals of Dermatology” Arachidonic acid helps hair grow by increasing growth factors and improving follicle health.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” 17β-estradiol may help hair growth by increasing cannabinoid receptor type 1.
299 citations
,
January 2018 in “Journal of Clinical Investigation” Different types of fibroblasts play various roles in diseases and healing, and more research on them could improve treatments.
43 citations
,
October 2013 in “Journal of Investigative Dermatology” Organotypic culture systems can grow skin tissues that mimic real skin functions and are useful for skin disease and hair growth research, but they don't fully replicate skin complexity.
69 citations
,
June 2017 in “Experimental Biology and Medicine” Advanced human skin models improve drug development and could replace animal testing.
November 2025 in “Discover Food” Catechins-rich tea extract may help reduce hair loss and promote hair growth.
64 citations
,
January 2010 in “The FASEB Journal” Prolactin affects the production of different keratins in human hair, which could lead to new treatments for skin and hair disorders.
66 citations
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February 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Adenosine may promote hair growth by increasing FGF-7 levels in dermal papilla cells.
April 2026 in “International Journal of Molecular Sciences” Ageratum houstonianum extract and agerarin may help hair growth.
July 2024 in “Journal of Investigative Dermatology” Taxane chemotherapy can cause permanent hair loss by damaging hair follicles and altering their DNA.
92 citations
,
September 2013 in “Journal of Investigative Dermatology” BMAL1 and Period1 genes can influence human hair growth.
September 2024 in “Journal of Investigative Dermatology” VIP reduces hair pigmentation by decreasing melanin production.
July 2024 in “ACS Biomaterials Science & Engineering” Nanoencapsulated antibiotics are more effective in treating hair follicle infections than free antibiotics.
14 citations
,
December 2021 in “International journal of molecular sciences” Growth hormone levels affect hair growth and loss, with too much causing excess hair and too little leading to hair loss.
November 2022 in “Journal of Investigative Dermatology” The fragrance cyclohexyl salicylate helps promote hair growth and increase hair stem cell numbers.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Blocking mTORC1 activity with rapamycin could help increase hair pigmentation and growth, potentially reversing gray hair.
14 citations
,
April 2021 in “International journal of molecular sciences” Mesenchymal stem cells may help treat hair loss by improving hair cell growth and reducing inflammation.
1 citations
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November 2022 in “Journal of Investigative Dermatology” ALRN-6924 may prevent hair loss caused by chemotherapy.
April 2018 in “Journal of Investigative Dermatology” A new treatment using AGED to modulate PPAR-γ shows promise for treating scarring hair loss by protecting and repairing hair follicle cells.
November 2022 in “Journal of Investigative Dermatology” Blocking mTORC1 activity could increase hair pigmentation and potentially reverse greying.
46 citations
,
January 2020 in “Theranostics” Injecting a special gel with human protein particles can help hair grow.
4 citations
,
February 2022 in “International Journal of Cosmetic Science” Watercress extract helps increase hair growth and thickness by blocking hair loss factors.
7 citations
,
March 2023 in “Journal of Investigative Dermatology” Low-intensity ultrasound may help protect hair follicles from chemotherapy-induced hair loss.
February 2026 in “Experimental Dermatology” Cyclohexyl salicylate may help hair growth and treat hair loss.
April 2023 in “Journal of Investigative Dermatology” A protein called MPZL3 in mitochondria slows down hair growth and could be a target for treating hair growth disorders.
3 citations
,
October 2022 in “PloS one” Scientists have developed a method to keep chicken feather follicles alive and structurally intact in a lab for up to a week.
18 citations
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February 2023 in “eLife” ILC1-like cells can independently cause alopecia areata.
March 2023 in “Biomedicine & Pharmacotherapy” GPR40 agonists help hair growth through the protein ANGPTL4.
26 citations
,
February 2022 in “Journal of pineal research” Melatonin affects skin and hair color and protects skin cells, with potential benefits for hair growth and skin health.