March 2012 in “EFSA Journal” Iron intake has not been proven to maintain normal hair growth.
February 2010 in “Journal of The American Academy of Dermatology” Low-level laser therapy increased hair growth compared to no treatment.
February 2010 in “Journal of The American Academy of Dermatology” Social or cultural norms, not hair type, more likely influence how often people wash their hair.
Biotin boosts wool growth and follicle health in sheep.
June 2002 in “Seminars in Cutaneous Medicine and Surgery” Using a microscope during hair transplants cuts damage to follicles in half and could improve hair growth.
September 1984 in “Journal of Biological Education” Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
March 2017 in “Journal of Dermatology” Different hair loss patterns may be linked to varying male hormone levels.
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
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.
40 citations
,
July 2017 in “Frontiers in Medicine” Early and personalized treatment for hair loss in young people is crucial to prevent permanent damage and should include psychological support.
37 citations
,
January 2009 in “Dermatology” Healthy women tend to lose more hair in July and April, and the least in February.
17 citations
,
May 2003 in “Journal of The American Academy of Dermatology” Hair from balding and non-balding areas regrows similarly on mice.
5 citations
,
January 2010 in “The anatomical record” Most dogs have hair whorls on their chest and limbs, with shelter dogs and short-haired dogs having more chest whorls.
2 citations
,
April 2018 in “Majalah Obat Tradisional” The combination of virgin coconut oil and rice bran oil in the FIII formula promoted hair growth effectively.
June 2024 in “Nature Cell and Science” The Scalp Coverage Scoring method reliably measures hair density from images.
Eclipta alba L. (Urang-Aring) can help treat hair loss.
March 2024 in “Jurnal Tata Rias” Ginger hair tonic can reduce hair loss and improve hair quality.
September 2023 in “Jurnal MIPA (edisi elektronik)” Lime extract can be used to make a stable hair tonic with beneficial compounds.
May 2023 in “Pharma xplore : jurnal sains dan ilmu farmasi” Hair tonic with equal parts Moringa and rambutan leaf extracts grew rabbit hair longer and heavier than the control product.
December 2021 in “Bandung Conference Series. Pharmacy” Herbal extracts mixed with coconut oil can effectively promote hair growth.
7 citations
,
November 2013 in “Pediatric and Developmental Pathology” Over half of the children had abnormal hair under a microscope, with many having genetic hair conditions.
1 citations
,
June 2014 in “Toxicologie analytique et clinique/Annales de toxicologie analytique” Body hair can be used to test for alcohol intake, especially in men.
November 2025 in “Communications Biology” Human hair contains many different molecules that change along its length, influenced by personal care products.
January 2006 in “mediaTUM – the media and publications repository of the Technical University Munich (Technical University Munich)” Cattle hair isotope analysis can reveal diet and farm system characteristics.
16 citations
,
April 2017 in “ACM Transactions on Graphics” Light scatters differently from elliptical hair fibers than from circular ones, and a new model better predicts this behavior, especially for shiny highlights.
1 citations
,
December 2024 in “Scientific Data” Researchers identified key molecular changes in goat hair follicles that could improve cashmere production.
75 citations
,
January 1995 in “American journal of primatology” Vervet monkeys show physical changes like hair loss and scrotal color changes due to stress or nutrition issues.
64 citations
,
December 2012 in “Stem Cell Reviews and Reports” Human hair follicle cells can be turned into stem cells similar to embryonic stem cells.
59 citations
,
January 2013 in “Annals of Dermatology” Asian hair is more resistant to UV damage due to higher lipid content.
51 citations
,
January 2007 in “Animal Genetics” The gene for slick hair in Senepol cattle is located on chromosome 20 and may involve the SRD5A2 gene.