40 citations
,
April 2006 in “Journal of the European Academy of Dermatology and Venereology” The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
70 citations
,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” TrichoScan is a reliable method for measuring hair growth and is useful for assessing hair loss treatments.
31 citations
,
August 2001 in “PubMed” TrichoScan accurately measures hair growth and showed improved hair counts and thickness after finasteride treatment.
13 citations
,
March 2019 in “Journal of ethnopharmacology” Cacumen Platycladi oil promotes hair growth better than minoxidil.
Whale oil significantly promotes hair growth and may be a safe, effective alternative to minoxidil.
23 citations
,
February 2015 in “International Journal of Molecular Sciences” Colchicine can inhibit hair growth by affecting cell activity and protein expression in hair follicles.
20 citations
,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
7 citations
,
September 2014 in “European Journal of Dermatology” Thicker hair grows faster; hair loss patients have slower growth.
6 citations
,
January 2021 in “Annals of Dermatology” 650 nm red light helps hair grow and prevents hair loss by affecting certain genes and biological processes.
3 citations
,
November 2019 in “Cosmetics” Shampoo with Inula Helenium and Caesalpinia Sappan Bark extracts promotes hair growth and prevents hair loss in androgenetic alopecia patients.
2 citations
,
September 2022 in “World Rabbit Science” The WIF1 gene is crucial for hair growth in Angora rabbits.
April 2026 in “Journal of Cosmetic Dermatology” Hair growth supplements show promise, but more research is needed.
Whale oil may safely and effectively promote hair growth.
April 2018 in “Journal of Investigative Dermatology” FOL-005, a hair growth promoter, acts locally on mouse skin where injected and could be a promising hair loss treatment.
9 citations
,
April 2024 in “Heliyon” Probiotics may help with hair growth and dandruff, but more research is needed.
4 citations
,
July 2024 in “Animals” A new depilation method using cold wax reduces injury and improves hair growth studies in mice.
9 citations
,
February 2022 in “BMC Genomics” Melatonin affects gene expression in goat hair follicles, potentially increasing cashmere production.
6 citations
,
January 2017 in “Journal of toxicologic pathology” Rabbit skin with active hair growth shows thicker, redder areas due to larger, more numerous hair follicles and increased blood vessels.
5 citations
,
September 2021 in “Frontiers in Cell and Developmental Biology” Dihydrotestosterone treatment on 2D and 3D-cultured skin cells slows down hair growth by affecting certain genes and could be a potential target for hair loss treatment.
4 citations
,
February 2022 in “Frontiers in molecular biosciences” Chronic stress in mice changes skin metabolism and gene expression, leading to hair loss.
February 2026 in “Chromatographia” A reliable method was developed to detect hair growth compounds in products, ensuring safety and compliance.
April 2016 in “Journal of Investigative Dermatology” FOL-005, a new substance, was found to reduce hair growth without toxicity when injected into skin, suggesting it could be used to treat excessive hair growth.
46 citations
,
February 1983 in “The Journal of Dermatology” Hair regrowth slows with age due to changes in enzyme activity.
40 citations
,
January 2016 in “PLoS ONE” Shorter daylight increases hair growth in Cashmere goats.
November 2025 in “BMC Genomics” Melatonin helps control hair growth in cashmere goats, which could improve cashmere production.
July 2025 in “Clinical Dermatology Review” PRP significantly boosts hair growth in androgenic alopecia patients.
January 2022 in “Figshare” Melatonin affects specific gene patterns and biological processes in goat hair growth.
January 2018 in “Food Additives and Contaminants Part A-chemistry Analysis Control Exposure & Risk Assessment” Researchers developed a precise method to detect illegal hair-growth drugs in dietary supplements.
The new minoxidil gel reduces runoff and improves eyebrow hair growth.
18 citations
,
August 2012 in “Clinical and Experimental Dermatology” Liposomal IGF-1 safely and effectively treats hair loss in hamsters.