72 citations
,
January 2012 in “Annals of Dermatology” IGF-I promotes hair growth by keeping hair follicles in the growth phase longer.
13 citations
,
September 2021 in “Current Issues in Molecular Biology” Dexpanthenol helps human hair follicle cells grow by preventing aging and death, and by supporting growth signals.
2 citations
,
March 2023 in “Biomedicine & pharmacotherapy” Platelet lysate effectively promotes hair growth and improves hair thickness in people with androgenetic alopecia.
March 2025 in “Molecular Medicine” Cholesterol helps hair grow by activating nerves and boosting hair follicle stem cells.
9 citations
,
March 2015 in “Journal of Microbiology and Biotechnology” Ultra-high molecular weight poly-γ-glutamic acid may help promote hair growth.
January 2025 in “MEDS Public Health and Preventive Medicine” Spermidine supplements can help extend the hair growth phase and may be useful for treating hair loss.
April 2019 in “Radiotherapy and oncology” HPV infection is linked to better survival in advanced anal cancer, higher radiation doses improve survival, especially in HPV-negative patients, and prostaglandin E₂ pretreatment can protect mouse hair follicles from radiation damage.
April 2017 in “Journal of Investigative Dermatology” Scientists created a tiny, 3D model of a hair follicle that grows and acts like a real one.
February 2026 in “International Journal of Molecular Sciences” Muscarinic acetylcholine receptors in skin cells help regulate and promote hair growth.
2 citations
,
May 2024 in “European journal of medical research” A special medium from stem cells significantly boosts hair growth and could help treat hair loss.
March 2009 in “Dermatology Online Journal” Manipulating EGFR signaling may help treat hair loss and promote hair growth.
21 citations
,
November 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Telogen is an active phase with important biological processes, not a resting phase.
13 citations
,
June 2020 in “International Journal of Molecular Sciences” HNG helps hair grow by keeping hair in the growth phase longer.
Vinegar-processed black soybean helps hair growth and prevents hair loss.
8 citations
,
October 2017 in “Dermatology practical & conceptual” A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.
8 citations
,
February 1968 in “Australian Journal of Zoology” The southern elephant seal's skin layer helps waterproof the skin by being tightly connected to hair shafts.
May 2025 in “Biomedicine & Pharmacotherapy” Hyperbranched polymer dots significantly boost hair regrowth better than minoxidil.
31 citations
,
November 2016 in “Cell Reports” Touch sensitivity in mouse skin decreases during hair growth due to changes in touch receptors.
43 citations
,
December 2006 in “The American journal of pathology” Edar signaling is crucial for controlling hair growth and regression.
4 citations
,
January 2007 in “Australian Veterinary Journal” A horse's sudden hair loss was caused by an allergic reaction to a coat conditioning powder.
1 citations
,
January 2016 in “Journal of stem cell research and medicine” Fat-derived stem cell therapies can potentially increase hair growth and thickness in people with hair loss.
1 citations
,
January 2016 in “Journal of stem cell research and medicine” Fat-derived stem cell therapies can potentially increase hair growth and thickness in people with hair loss.
64 citations
,
January 2009 in “The International journal of developmental biology” Hair follicle stem cells are controlled by their surrounding environment.
23 citations
,
July 1982 in “International Journal of Dermatology” The review concludes that accurate diagnosis of different types of hair loss requires proper biopsy techniques and understanding the hair growth cycle and underlying causes.
3 citations
,
July 2010 in “Archives of internal medicine” A woman kept her eyelashes during chemotherapy possibly because of her glaucoma eye drops.
1 citations
,
August 2024 in “Transgenic Research” Activated β-catenin affects hair growth and skin thickness, and changes are reversible.
1 citations
,
May 2022 in “International Journal of Cosmetic Science” Edelweiss extract can increase hair density and promote hair growth.
January 2007 in “Elsevier eBooks” Alopecia areata is a reversible, autoimmune-related hair loss that can have significant emotional impact and uncertain treatment effectiveness.
13 citations
,
July 2015 in “Archives of dermatological research” N1-methylspermidine helps hair growth and reduces inflammation in hair follicles.
34 citations
,
December 2000 in “The journal of investigative dermatology/Journal of investigative dermatology” Rat vibrissa follicles are useful for studying hair growth cycles, especially the transition from pro-anagen to anagen.