November 2022 in “Journal of Investigative Dermatology” Activating a bitter taste receptor in hair follicles can stop hair growth by increasing a specific growth factor.
Testosterone and dihydrotestosterone can slow down the growth of certain hair follicle cells.
12 citations
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May 2023 in “EMBO reports” High mTORC1 activity slows hair growth and causes it to lose color.
9 citations
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March 2019 in “Scientific reports” Temporary ROS production in cultured human hair follicles promotes growth and stem cell activation.
June 2025 in “Frontiers in Physiology” Prostaglandin F2α may help treat hair loss by promoting hair growth.
July 2022 in “Journal of Investigative Dermatology” Cyclohexyl salicylate promotes human hair growth and increases certain hair follicle stem cell progeny.
October 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Thymic peptides can either promote or inhibit human hair growth.
Yifa Compound Prescription helps hair follicles grow better in lab conditions.
28 citations
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November 1987 in “Journal of the American Academy of Dermatology” The model successfully grew and differentiated hair follicle cells in the lab.
1 citations
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January 1992 in “The Nishinihon Journal of Dermatology” Minoxidil sulfate did not enhance hair growth or cell proliferation at tested levels.
1 citations
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April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” mTORC1 activity is important for hair growth and color, and targeting it could help treat hair loss and greying.
105 citations
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December 1998 in “Archives of Dermatological Research” Dermal papilla cells mainly drive blood vessel growth in hair follicles.
August 2021 in “Journal of Investigative Dermatology” Stress causes hair loss by making the body produce cortisol, which stops hair cells from growing.
47 citations
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May 1995 in “Journal of Investigative Dermatology” Hair follicles in people with alopecia have lower levels of a key blood vessel growth protein.
49 citations
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November 2014 in “Journal of Medicinal Food” Red Ginseng Extract may help human hair grow by activating growth pathways and blocking negative effects of certain hormones.
27 citations
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September 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Small amounts of Vitamin D3 can boost hair growth, but too much can stop it.
13 citations
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December 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Nicotinamide applied to the scalp can slow down hair growth.
8 citations
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October 2021 in “Experimental cell research” Engineered vesicles from macrophages help hair growth in mice and humans.
6 citations
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July 2022 in “World journal of stem cells” Using extracellular vesicles from stem cells can help hair grow by affecting scalp cells and hair follicles.
October 2013 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Three-dimensional culture helps dermal papilla cells grow new human hair follicles.
9 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Sex hormones and antiandrogens can either stimulate or inhibit human hair follicle cell growth depending on the dose.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” IL-15 promotes hair growth and protects hair follicles.
25 citations
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March 2017 in “Archives of Dermatological Research” Sinapic acid may help hair growth by activating a specific cell pathway.
9 citations
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August 2018 in “Biomedical dermatology” A peptide called DPS-1 helps human scalp cells grow and stimulates hair growth in mice.
November 2025 in “Journal of Investigative Dermatology” NUL-5 may boost hair growth by improving hair follicle health and structure.
51 citations
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September 2000 in “Acta dermato-venereologica” PPAR alpha may help in hair growth and could be a target for treatment.
17 citations
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May 2010 in “Journal of Dermatological Science” Erythropoietin helps hair grow and could be a potential treatment for hair loss.
11 citations
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November 2021 in “Clinical, Cosmetic and Investigational Dermatology” Resveratrol may help hair grow, but more research is needed.
4 citations
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December 2022 in “Cells” Engineered nanovesicles from fibroblasts may help treat hair loss by promoting hair growth.
4 citations
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January 2017 in “Annals of Dermatology” Tianeptine may help prevent hair loss by promoting hair growth and reducing cell death.