December 2021 in “Journal of clinical images and medical case reports” PRP generally shows better results for hair regrowth than mesotherapy, but more research is needed.
October 2022 in “International Journal of Molecular Sciences” Fish collagen peptides can significantly promote hair growth.
February 2015 in “American journal of medical and biological research” Balding hair follicles have less growth-promoting factors and more inhibitory factors, leading to hair loss.
6 citations
,
December 2023 in “Journal of Clinical Medicine” Abnormal growth factor metabolism may link psoriasis and metabolic syndrome, and obesity can affect psoriasis treatment effectiveness.
January 2026 in “Dermatologic Therapy” Human foreskin fibroblast–conditioned medium improved hair growth in androgenetic alopecia patients.
Lack of Fgf21 slows hair growth by affecting gene interactions.
176 citations
,
January 2013 in “Proceedings of the National Academy of Sciences” BMP and Wnt signaling balance controls hair follicle stem cell activity and hair growth.
90 citations
,
August 2004 in “Physiological Genomics” Dermal papilla cells help skin stem cells grow into hair.
64 citations
,
March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” GPRC5D is linked to the formation of hair, nails, and certain tongue areas.
53 citations
,
July 2002 in “Journal of Investigative Dermatology” The Dfl mutation in mice causes poor sebaceous gland function and complete hair loss.
51 citations
,
April 2020 in “Cells” Special cell particles from macrophages can help hair grow.
47 citations
,
September 2004 in “Journal of Biological Chemistry” Hoxc13 regulates specific hair protein genes on mouse chromosome 16.
42 citations
,
March 2015 in “Anais Brasileiros de Dermatologia” Anti-TNF therapy can cause hair loss and skin issues.
36 citations
,
October 2015 in “Cell reports” Gab1 protein is crucial for hair growth and stem cell renewal, and Mapk signaling helps maintain these processes.
26 citations
,
January 2015 in “PubMed” Collagenase IV helps control hair growth by affecting certain growth factors.
21 citations
,
May 2016 in “Experimental and Therapeutic Medicine” MMP-2 and MMP-9 help hair grow, while their inhibitors peak when hair growth slows.
14 citations
,
November 2012 in “SLAS discovery” Some herbal extracts can promote hair growth and prevent hair loss.
11 citations
,
May 2022 in “Chinese medicine” Alpinetin helps grow hair by turning on hair stem cells and is safe for use.
11 citations
,
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific group of skin stem cells was found to help maintain hair follicle cells.
9 citations
,
February 2022 in “BMC Genomics” Melatonin affects gene expression in goat hair follicles, potentially increasing cashmere production.
7 citations
,
March 2021 in “Evidence-based Complementary and Alternative Medicine” Nelumbinis Semen extract helps hair grow and could prevent hair loss.
5 citations
,
September 2022 in “Journal of Investigative Dermatology” Careful selection of mice by genetics and age, and controlled housing conditions improve the reliability of hair regrowth in wound healing tests.
4 citations
,
September 2016 in “World Rabbit Science” High wool density in Rex rabbits is linked to specific gene activity affecting hair follicle development.
3 citations
,
August 2025 in “Stem Cell Research & Therapy” Adipose-derived stem cells show promise in treating hair loss by promoting hair regrowth and improving hair follicle function.
3 citations
,
June 2021 in “Frontiers in genetics” The protein STAT3 slows down cell growth by blocking the FST gene, which affects hair development in sheep.
2 citations
,
January 2023 in “International Journal of Biological Sciences” A specific pathway involving AR, miR-221, and IGF-1 plays a key role in causing common hair loss.
2 citations
,
August 2022 in “BMC veterinary research” Hair follicle stem cells from Arbas Cashmere goats can become fat, nerve, and liver cells.
2 citations
,
January 2022 in “International Journal of Medical Sciences” Kartogenin may help treat hair loss by promoting hair growth and extending the hair growth phase.
2 citations
,
January 2021 in “Journal of Cosmetics, Dermatological Sciences and Applications” Olive Mill Wastewater extract could potentially improve hair growth and prevent hair loss.
1 citations
,
March 2023 in “Applied sciences” Lavender, lemongrass, rosemary, and chamomile essential oils may help protect cells important for hair growth from damage and could promote hair growth.