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July 2020 in “Biochemical and Biophysical Research Communications” A protein called ectodysplasin-A2 increases a hair growth inhibitor in balding cells, which could be a target for hair loss treatment.
Hair movement can indicate hair quality and health.
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December 2007 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles significantly increase the speed and amount of caffeine absorbed through the skin.
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October 2020 in “Animal Bioscience” Using cans with beans improves Rex rabbits' growth, meat quality, and hair follicle density.
December 2025 in “Plastic & Reconstructive Surgery” The treatment effectively reduces hair loss and improves hair growth with minimal side effects.
September 2019 in “Journal of Investigative Dermatology” Apple stem cell extract may increase the number of stem cells in a part of the hair follicle.
100 citations
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May 2003 in “Journal of Neuroscience” Neuroactive steroids affect cocaine's rewarding effects through the ς1 receptor.
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September 1997 in “Molecular carcinogenesis” Mirex seems to promote a unique group of skin cells different from those affected by another tumor promoter, TPA.
Biofield Energy Healing Treatment significantly boosts human hair follicle cell growth, potentially aiding in hair growth and skin injury recovery.
June 2025 in “Skin Research and Technology” 
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May 1990 in “Journal of Dermatological Science” Diazoxide applied to the skin can increase hair growth without harmful side effects.
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December 2020 in “International journal of research - granthaalayah” Tetracycline can stick to hair follicles and potentially cause hair loss.
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January 2017 in “Genes” The gene KAP22-1 affects wool yield and fiber shape in sheep.
October 2023 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Understanding psychological discomfort in hair loss can improve treatment outcomes.
September 1990 in “Journal of Dermatological Science” 
Biofield Energy Healing may help hair growth and skin health.
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March 2009 in “Skin Pharmacology and Physiology” SEPA™ enhances the effectiveness of minoxidil in stimulating hair growth, working faster and better than Rogaine® TS, with no significant side effects.
November 2021 in “CRC Press eBooks” Anagen effluvium is a reversible condition causing sudden hair loss, often due to chemotherapy or head radiation.
Electrical stimulation with minoxidil boosts hair cell growth.
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April 2020 in “British Journal of Dermatology” Caffeine may help reduce stress-induced hair loss.
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October 2019 in “Experimental Dermatology” Boehmite promotes hair growth by stimulating key cells and pathways.
January 2004 in “Dermatologic Surgery” Storing hair follicles in a special buffer with certain inhibitors can increase hair growth and improve transplant results.
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January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.
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March 2004 in “The American journal of pathology” Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.
January 2018 in “Open access journal of pharmaceutical research” Biofield Energy Healing may increase hair growth by enhancing cell proliferation.
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January 2016 in “International Journal of Biological Macromolecules” Enzymatic phosphorylation of hair keratin improves the effectiveness of hair products with cationic ingredients.
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July 1998 in “Journal of Investigative Dermatology” β-estradiol slows hair growth in mice.