8 citations
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February 2016 in “The American Journal of Dermatopathology” Hair transplants can make hair follicles larger and hair shafts thicker.
July 2024 in “Journal of Investigative Dermatology” Propolis extract can promote hair growth and increase keratin production.
29 citations
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March 2011 in “The Journal of Nutritional Biochemistry” Eating isoflavone can help mice grow hair by increasing a growth factor.
Coconut and castor oils may naturally boost hair growth by increasing keratin.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” A synthetic sandalwood odorant can boost antimicrobial production in hair follicles, making them more resistant to bacteria.
33 citations
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January 2000 in “Acta Oto-Laryngologica” Epidermal growth factor increases extra hair cells in newborn rat ears.
23 citations
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October 2008 in “Experimental and Clinical Endocrinology & Diabetes” Hair can show increased cortisol levels during late pregnancy.
10 citations
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April 2019 in “Journal of Analytical Science and Technology” Lactobacillus plantarum hydrolysates may help increase hair growth by boosting VEGF production.
January 2020 in “Journal of St. Marianna University” Human placenta extract may promote hair growth by affecting certain lipid compounds.
January 2020 in “International journal of agriculture & biology/International journal of agriculture and biology” Wool traits in sheep are controlled by many genes and environmental factors.
December 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” New cells join the hair's dermal papilla during the growth phase, possibly affecting hair thickness.
October 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Quercetin boosts hair follicle stem cell growth and survival in cashmere goats.
October 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Quercetin boosts hair follicle stem cell growth and reduces cell death in cashmere goats.
September 2024 in “Vietnam Journal of Biotechnology” Astaxanthin may help protect hair cells from damage and prevent hair loss.
August 2023 in “International Journal of Cosmetic Science” Rosemary extracts, specifically compounds like rosmarinic acid and carnosic acid, can protect hair from UV damage.
2 citations
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August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” M2 macrophages help hair regrowth in wounds by making growth factors.
7 citations
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November 2019 in “Animal” Melatonin increases cashmere quality in goats but reduces their milk production and doesn't affect their offspring's hair growth.
9 citations
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November 2015 in “Key Engineering Materials” Improving skills and technology in Baluchistan's wool industry could boost quality, jobs, and Pakistan's economy.
39 citations
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March 2008 in “Growth hormone & IGF research” Raspberry ketone may help grow hair and improve skin elasticity.
1 citations
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January 1996 in “European Journal of Dermatology” VEGF and minoxidil affect hair growth by altering eicosanoid production in hair cells.
29 citations
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May 1975 in “Clinical Endocrinology” Combination therapy significantly reduces testosterone and moderately reduces hair growth in women with hirsutism.
6 citations
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October 2022 in “International Journal of Molecular Sciences” Male mice with FGF5 mutations grow longer hair than females.
January 2001 in “China Surfactant Detergent & Cosmetics” Both conditioners help protect hair from perm damage, but their effectiveness varies.
1 citations
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November 2025 in “Stem Cell Research & Therapy” Immortalized hair follicle cells could be useful for regenerative medicine and treating inflammation and oxidative stress.
27 citations
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September 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Small amounts of Vitamin D3 can boost hair growth, but too much can stop it.
40 citations
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June 2019 in “Biochemical and Biophysical Research Communications” CHIR99021 helps create human skin with hair follicles, offering hope for hair loss treatments.
32 citations
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February 2024 in “Growth Hormone & IGF Research” Dihydrotestosterone (DHT) stops hair growth in mice by lowering a growth factor important for hair.
6 citations
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September 2013 in “Advanced materials research” Non-ionic silicone emulsion best protects hair color from sunlight.
29 citations
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August 2011 in “PubMed” Polymeric pretreatments can significantly reduce hair breakage and damage from hot flat irons.