April 2018 in “Journal of Investigative Dermatology” The research found that a specific skin cell type not only triggers hair growth but also controls hair color, and that aging can lead to hair loss and color changes.
99 citations
,
September 2007 in “The American journal of pathology” Chemotherapy damages hair follicles, causing hair loss and other cellular changes.
223 citations
,
January 2014 in “International Journal of Molecular Sciences” The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.
March 2021 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Fat tissue around hair follicles releases a growth factor that helps hair grow and develop color.
66 citations
,
July 2010 in “Journal of Proteome Research” Trichohyalin may trigger the immune response causing alopecia areata.
4 citations
,
September 2020 in “PeerJ” Platelet factor 4 slows down hair growth and could make hair loss treatments more effective if removed.
12 citations
,
May 2022 in “Plants” Nano-phytopharmaceuticals show promise but need more research for safe, effective use in treating certain disorders.
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.
25 citations
,
December 2018 in “Journal of Investigative Dermatology” TRPV4 slows hair growth by affecting hair follicle cells.
November 2025 in “Scientific Reports” COVID-19 may cause hair loss by affecting hair follicles.
January 2018 in “Elsevier eBooks” The document concludes that alopecia has significant social and psychological effects, leading to a market for hair loss treatments.
April 2016 in “Journal of Investigative Dermatology” CD73 may regulate hair growth and could be targeted for hair growth treatments.
98 citations
,
February 2010 in “Dermatology Online Journal” Vitamin D may help treat hair disorders.
10 citations
,
January 2009 in “Elsevier eBooks” Hair growth is influenced by hormones and goes through different phases; androgens can both promote and inhibit hair growth depending on the body area.
44 citations
,
January 2013 in “BMC Dermatology” TGFβ signaling prevents sebaceous gland cells from producing fats.
February 2026 in “Cosmetics” Milk-derived exosomes may help treat hair loss by boosting hair follicle growth.
Collagen peptides may help maintain hair growth and could be beneficial for hair loss conditions.
July 2024 in “Journal of Investigative Dermatology” Topical thyroid hormones may boost hair growth.
November 2022 in “Journal of Investigative Dermatology” Fish-derived collagen may help hair grow longer and affect hair stem cells, while bovine collagen could benefit hair stem cell maintenance, potentially aiding in hair loss conditions.
October 2025 in “International Journal of Cosmetic Science” USPlus® DERM may help hair growth and reduce hair loss.
November 2022 in “Journal of Investigative Dermatology” The fragrance cyclohexyl salicylate helps promote hair growth and increase hair stem cell numbers.
February 2026 in “Experimental Dermatology” Cyclohexyl salicylate may help hair growth and treat hair loss.
5 citations
,
July 2022 in “Orphanet journal of rare diseases” RSPO1 mutations in certain patients lead to skin cells that don't develop properly and are more likely to become invasive, increasing the risk of skin cancer.
September 2019 in “Journal of Investigative Dermatology” Apple stem cell extract may increase the number of stem cells in a part of the hair follicle.
January 2025 in “International Journal of Biological Macromolecules” Decorin helps hair growth by influencing specific cell signals.
Somatostatin helps hair follicles suppress immune responses, which might aid in treating certain hair loss conditions.
105 citations
,
October 2017 in “Stem cells” Wnt signaling is crucial for skin development and hair growth.
31 citations
,
October 2015 in “DOAJ (DOAJ: Directory of Open Access Journals)” Polycystic Ovary Syndrome (PCOS) is not very common among Iranian women, but it's important to prevent it because of the risk of heart disease and infertility.
5 citations
,
July 2024 in “Journal of Microbiology and Biotechnology” ICP5249 helps hair grow by activating a specific cell pathway.
4 citations
,
December 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Overactive Wnt signaling in mouse skin stem cells causes acne-like cysts and shrinking oil glands, which some treatments can partially fix.