3 citations
,
January 2019 in “DOAJ (DOAJ: Directory of Open Access Journals)” Pumpkin seed oil may help hair grow and could be an alternative treatment for male hair loss.
May 2020 in “Current developments in nutrition” Vitamin A affects the resting phase of hair growth, with both low and high levels increasing the number of hair follicles in this phase.
10 citations
,
June 2005 in “Small ruminant research” Melatonin treatment may increase cashmere production in Spanish goats.
26 citations
,
December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.
October 2021 in “Dermatology practical & conceptual” A Saudi girl was diagnosed with Loose Anagen Hair Syndrome, a rare condition causing easy hair loss without scarring.
4 citations
,
July 2020 in “BMC Complementary Medicine and Therapies” Human placenta helps hair grow back after chemotherapy by blocking cell death and increasing hair follicle growth.
53 citations
,
May 1986 in “Clinics in endocrinology and metabolism” Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.
29 citations
,
January 2017 in “Journal of Investigative Dermatology” The Msi2 protein helps keep hair follicle stem cells inactive, controlling hair growth and regeneration.
July 2022 in “Journal of Investigative Dermatology” Blocking DPP4 can help activate hair growth and improve hair regeneration.
31 citations
,
May 2015 in “Stem Cell Reports” Stem cells and their surrounding environment in hair follicles work closely together, affecting hair growth and having implications for cancer and tissue regeneration.
11 citations
,
January 2014 in “The Scientific World Journal” Cynatine HNS improves hair and nail quality in 90 days.
April 2016 in “Journal of Investigative Dermatology” Oenocarpus bataua vegetable oil may help reduce hair loss by affecting a key gene pathway.
451 citations
,
March 2005 in “Endocrine Reviews” The enzyme steroid sulfatase is linked to breast cancer and other conditions, and inhibitors are being developed for treatment.
37 citations
,
January 1975 in “Journal of Experimental Zoology” Epilation doesn't affect rat hair growth; thyroxine speeds it up, while estradiol slows it down.
November 2024 in “Journal of Drugs in Dermatology” Injectable minoxidil is a promising, effective treatment for hair loss.
January 2025 in “British Journal of Dermatology” Long scalp hair evolved for cooling and social signaling.
7 citations
,
March 2021 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Blocking prolactin increases the activity of secondary hair follicles in cashmere goats.
3 citations
,
April 2018 in “Cosmetics” As people get older, they have less active hair growth, but women have thicker hair than men and respond better to hair loss treatments.
16 citations
,
April 2015 in “Lasers in Surgery and Medicine” Using a fractional laser can stimulate hair growth, but the intensity and duration of inflammation are crucial. Too much can cause ulcers and scarring. Lower beam energy and fewer treatments are recommended to avoid damage.
12 citations
,
November 2014 in “Bioscience, Biotechnology, and Biochemistry” Genetically modifying a bacteria and changing its growth conditions significantly increased the production of a chemical called dipicolinic acid.
Nourkrin effectively promotes hair growth and is well-tolerated without side effects.
August 2025 in “Skin Appendage Disorders” Low-dose oral minoxidil might help with hair loss during chemotherapy, but more research is needed.
24 citations
,
August 2020 in “AJGP” A woman's sudden hair loss was linked to her previous COVID-19 infection.
June 1989 in “Diseases of the Colon & Rectum” Some patients experience temporary hair loss after ulcerative colitis surgery, likely due to illness rather than the surgery itself, and it usually grows back within six months.
July 2024 in “Biological and Pharmaceutical Bulletin” Licorice extract helps hair growth and may treat hair loss.
28 citations
,
October 2011 in “International Journal of Molecular Medicine” Adenosine helps hair grow longer and stronger by boosting certain growth factors and signaling pathways.
32 citations
,
April 2016 in “Journal of Investigative Dermatology” STAT5 activation is crucial for starting the hair growth phase.
15 citations
,
May 2020 in “BMC complementary medicine and therapies” Polygonum multiflorum extract helps hair grow longer and fights the effects of hormones that cause hair loss.
1 citations
,
January 2008 in “Journal of Physiology & Pathology in Korean Medicine” Mylabris phalerata Pall. extracts can promote hair growth effectively at low doses.
107 citations
,
September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.