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.
4 citations
,
July 1983 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Certain hormones can reduce skin oil and hair growth, potentially helping treat acne and excessive hair in women.
3 citations
,
February 2019 in “Journal of Cosmetic Dermatology” The effects of estrogen on human scalp hair growth are unclear and need more research.
2 citations
,
May 2025 in “Frontiers in Pharmacology” Aromatase inhibitors can cause skin issues, especially with anastrozole and exemestane, so monitoring is important.
September 2023 in “Dermatology and therapy” Ritlecitinib effectively improves hair growth in alopecia areata patients, regardless of hair loss pattern.
January 2023 in “Iranian Journal of Pharmaceutical Research” Stauntonia hexaphylla extract can help treat hair loss by blocking certain hormones.
Balding hair follicles have reduced growth factors and increased inhibitory factors, suggesting new treatment paths for hair loss.
57 citations
,
August 2006 in “Journal of the American Academy of Dermatology” Gefitinib can cause hair loss without scarring.
October 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Thymic peptides can either promote or inhibit human hair growth.
305 citations
,
December 2000 in “The EMBO Journal” Inhibiting Bmp signaling disrupts hair growth and differentiation.
95 citations
,
January 2012 in “British Journal of Dermatology” Androgens block hair growth by disrupting cell signals; targeting GSK-3 may help treat hair loss.
47 citations
,
August 2016 in “Fitoterapia” Some herbs and their components might help treat hair loss by affecting various biological pathways, but more research and regulation are needed.
3 citations
,
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” CBD can either promote or inhibit hair growth depending on the concentration used.
January 2025 in “European Journal of Pharmacology” Forsythoside A may help treat hair loss by blocking specific channels.
October 2023 in “Scientific reports” Dexamethasone affects hair growth by altering levels of proteins that either promote or inhibit hair follicle growth.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Not having enough cystatin M/E protein causes less hair growth and dry skin.
January 2023 in “Acta medica Philippina” Papaya flower extract may help with hair growth by blocking a hair loss enzyme and acting as an antioxidant.
December 2017 in “Dong-ui saengni byeongni hakoeji” Cynanchi Wilfordii Radix has strong antioxidant effects and may help treat male hair loss.
33 citations
,
September 2018 in “Frontiers in Microbiology” Human hair shafts inhibit Gram-positive bacteria growth but not Gram-negative bacteria.
322 citations
,
January 1997 in “Thrombosis and Haemostasis” Angiogenesis can be controlled by balancing stimulators like VPF/VEGF and inhibitors like TSP.
16 citations
,
March 2021 in “Frontiers in cell and developmental biology” A new method using Y-27632 improves the growth and quality of human hair follicle stem cells for tissue engineering and therapy.
April 2014 in “The FASEB Journal” Geranium Sibiricum L extract may promote hair growth by increasing growth factors and decreasing inhibitory factors under stress.
32 citations
,
April 2011 in “Journal of the American Academy of Dermatology” Erlotinib may cause scarring hair loss.
91 citations
,
March 1996 in “Archives of Dermatological Research” Certain cytokines and growth factors can inhibit hair growth and may affect alopecia areata.
1 citations
,
December 2019 in “World rabbit science” High doses of cobalt stopped hair growth in rabbits.
March 2024 in “Chinese Chemical Letters” Tiny glowing gold particles can stop hair growth by blocking a specific cell signal.
53 citations
,
March 2014 in “Growth Hormone & IGF Research” IGF-1 injections help mice grow more hair by increasing cell growth and blocking a hair growth inhibitor.
68 citations
,
May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
30 citations
,
October 2021 in “Scientific Reports” Inhibiting glycogen metabolism can promote hair growth.
3 citations
,
February 2014 in “Asian Pacific journal of tropical medicine” Wnt5a may slow down hair growth in mice.