108 citations
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July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
105 citations
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January 2010 in “Mediators of Inflammation” Skin surface lipids are important for skin health and altering them could help prevent aging and treat skin conditions.
96 citations
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October 2000 in “The FASEB Journal” The p75 neurotrophin receptor is important for hair follicle regression by controlling cell death.
91 citations
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April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
84 citations
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March 2010 in “Infectious Disease Clinics of North America” The document concludes that rapid identification, isolation, and strict infection control are crucial to manage SARS outbreaks.
77 citations
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July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
76 citations
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March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
72 citations
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June 2013 in “Journal of feline medicine and surgery” The document says to treat cat fungal infections with medicine and clean the environment, noting that cats without symptoms can still spread it to humans.
68 citations
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March 2018 in “Biomaterials” Tiny needles with valproic acid can effectively regrow hair.
61 citations
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May 2015 in “Planta” Certain fungi and bacteria help orchid seeds germinate and plants grow better.
59 citations
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January 2013 in “Annals of Dermatology” Asian hair is more resistant to UV damage due to higher lipid content.
59 citations
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August 2003 in “Phytotherapy Research” Ginseng, especially red ginseng, helps hair grow by increasing blood flow and energy to hair roots.
55 citations
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August 2015 in “AAPS PharmSciTech” The cream with orange peel and liquorice extracts may help reduce skin aging.
54 citations
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July 2017 in “Scientific Reports” JMJD3 and NF-κB activate Notch1, which is essential for skin cell movement and wound healing.
49 citations
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October 2017 in “Nutrients” Equisetum debile extract, especially the ethyl acetate type, may be a promising natural ingredient for anti-hair loss products.
48 citations
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January 2017 in “Skin Pharmacology and Physiology” Finasteride-loaded nanoparticles may help treat alopecia.
44 citations
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January 2007 in “Biological & pharmaceutical bulletin” Black pepper leaf extract contains compounds that can block testosterone effects and promote hair growth.
42 citations
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January 2019 in “Frontiers in Immunology” A blood pressure drug, diltiazem, may also help treat influenza.
42 citations
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March 2014 in “European Journal of Pharmacology” Ginsenoside F2 from ginseng may increase hair growth better than standard treatments by affecting cell growth signals.
41 citations
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April 2016 in “Journal of experimental botany” RACB in barley is crucial for cell polarity and nucleus positioning, aiding fungal infection.
40 citations
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May 2014 in “PLoS ONE” Chronic stress can reduce skin pigmentation.
39 citations
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August 2022 in “Cell Death and Disease” DA-MeHA hydrogel effectively aids stem cell-based skin regeneration.
39 citations
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December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.
36 citations
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January 2018 in “Scientific reports” Eating glucoraphanin can help prevent psychosis in offspring whose mothers had immune system activation.
34 citations
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January 2012 in “Journal of Dermatological Science” Hydrogen peroxide and monoethanolamine in hair dye can cause dermatitis and hair loss.
28 citations
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December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
25 citations
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November 2012 in “Phytotherapy Research” Crataegus pinnatifida extract may help increase hair growth and thickness in mice.
25 citations
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June 2011 in “International journal of pharmaceutics” Nanoparticles effectively deliver water-insoluble drugs to hair follicles, stimulating hair growth without irritating the skin.
24 citations
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May 2021 in “Nature Communications” Cavity macrophages gather on organ surfaces but don't really invade or help repair the organs after injury.
23 citations
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January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.