27 citations
,
March 2022 in “Forensic Toxicology” Micro-segmental hair analysis helps detect drug use patterns and estimate drug consumption days.
June 2023 in “Journal of Pharmaceutical and Health Research” Caffeine hair tonic with 0.001% concentration was more effective in promoting hair growth on guinea pigs.
January 2021 in “Journal of cosmetology & trichology” The treatment improved hair growth and thickness in patients with hair loss, even 10 months after therapy without additional products.
96 citations
,
October 2000 in “The FASEB Journal” The p75 neurotrophin receptor is important for hair follicle regression by controlling cell death.
41 citations
,
September 2012 in “Cellular and Molecular Life Sciences” MicroRNAs play a crucial role in skin and hair health, affecting everything from growth to aging, and could potentially be used in treating skin diseases.
January 2018 in “Communications in computer and information science” Researchers developed a computer system to automatically diagnose hair loss by analyzing scalp images.
October 2022 in “Asian journal of healthy and science” Mother-in-law's tongue leaf extract at 20% concentration significantly promotes hair growth in male rabbits.
February 2024 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” Argan, avocado, and coconut oils are absorbed into hair, improving hydration and protection.
August 2024 in “Nutrients” Probiotics help reduce hair loss and increase hair growth in people with androgenic alopecia.
October 2025 in “Annals of Medicine and Surgery” Retinoids may improve hair growth in androgenic alopecia when used with other treatments.
February 2023 in “Materials today bio” The treatment effectively promotes hair regrowth in androgenetic alopecia without causing skin irritation.
26 citations
,
December 1999 in “Journal of Investigative Dermatology” Certain genes are linked to wool follicle structure and function, but not hair cycle regulation.
2 citations
,
July 2024 in “International Journal of Molecular Sciences” Csdc2 helps hair growth in cashmere goats by regulating specific genes.
January 2025 in “International Journal of Trichology” Topical alternatives like Redensyl, Procapil, onion juice, and rosemary oil may help with hair loss and have fewer side effects.
253 citations
,
December 2007 in “Journal of Investigative Dermatology” Hair follicles prevent NK cell attacks to avoid hair loss.
59 citations
,
February 2019 in “BMC Genomics” Hair length in rabbits is linked to differences in lipid metabolism and cell death.
26 citations
,
January 2015 in “PubMed” Collagenase IV helps control hair growth by affecting certain growth factors.
1 citations
,
November 2023 in “Journal of Ayurveda and Integrative Medicine” Ashwagandha serum improves hair health and quality of life in people with hair loss.
21 citations
,
January 2020 in “Pharmaceutical Biology” Salvia plebeia extract can stimulate hair growth.
September 2025 in “Stem Cells Translational Medicine” Lithium chloride-treated stem cell exosomes boost hair growth by activating a specific pathway.
22 citations
,
July 2006 in “Annals of The Royal College of Surgeons of England” Hair or fiber wrapped tightly around a toe can lead to serious injury if not treated quickly.
23 citations
,
March 2019 in “Gene” Editing the FGF5 gene in sheep increases wool length, confirming its role in hair growth.
April 2024 in “International journal of molecular sciences” Light-based treatment, Photobiomodulation, shows promise for non-invasive skin therapy with few side effects.
94 citations
,
February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
January 2018 in “Georg Thieme Verlag eBooks” Hair transplantation is a surgical procedure to move hair to bald areas, requires good donor hair, and results show in about a year.
33 citations
,
August 2018 in “Facial Plastic Surgery Clinics of North America” The document explains hair biology, the causes of hair loss, and reviews various hair loss treatments.
21 citations
,
January 2010 in “International Journal of Trichology” TrichoScan often makes mistakes and needs improvement for correct hair growth analysis.
41 citations
,
July 2002 in “Clinical and Experimental Dermatology” Effective hair loss assessment requires a mix of precise measurement methods.
25 citations
,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Phototrichogram and hair diameter measurements are effective, noninvasive ways to assess hair growth and detect early hair loss, with the most common pattern being reduced hair density.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.