January 2024 in “International Research Journal Of Modernization In Engineering Technology And Science” Hair growth serums reduce hair fall and improve growth with mostly positive reviews.
September 2023 in “Journal of microbiology and biotechnology” A type of collagen helps hair grow by boosting cell growth and activating a specific hair growth pathway.
December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.
August 2021 in “Journal of Fundamental and Applied Pharmaceutical Science” Black tea extract at 5% concentration promotes the most hair growth.
April 2019 in “Majalah Obat Tradisional” Menthol boosts the hair growth effects of Phyllanthus niruri gel.
January 2019 in “Analytical Science and Technology” About 21% of tested hair loss supplements contained illegal synthetic drugs.
September 2025 in “Acta Scientific Pharmaceutical Sciences” Rice water may improve hair strength, shine, and growth, but more research is needed.
69 citations
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December 2011 in “Journal of Ethnopharmacology” Some Thai plants, especially Carthamus tinctorius, could help prevent hair loss and promote hair growth without adverse effects.
68 citations
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March 1965 in “The BMJ” Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
45 citations
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September 2012 in “Life Sciences” Aconiti Ciliare Tuber extract may help hair grow by activating a specific cell signaling pathway.
41 citations
,
July 2015 in “Current Drug Discovery Technologies” Some plants may help with hair growth and have fewer side effects than synthetic drugs, but more research is needed to confirm their effectiveness.
27 citations
,
May 2017 in “Marine Drugs” Undariopsis peterseniana extract helps hair grow by activating certain cell growth pathways and could be a new treatment for hair loss.
23 citations
,
February 2015 in “International Journal of Molecular Sciences” Colchicine can inhibit hair growth by affecting cell activity and protein expression in hair follicles.
22 citations
,
October 2019 in “International Journal of Nanomedicine” The nanoparticles improved hair growth and enlarged hair bulbs.
20 citations
,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
19 citations
,
January 2016 in “Biological & Pharmaceutical Bulletin” Sargassum muticum extract and its component apo-9'-fucoxanthinone may help hair growth and treat hair loss.
17 citations
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August 2007 in “Bioorganic & Medicinal Chemistry Letters” A compound made by Pfizer can potentially stimulate hair growth and reduce oil production, making it a good candidate for topical use.
16 citations
,
March 2017 in “Journal of inclusion phenomena and macrocyclic chemistry” Minoxidil mixed with 2-hydroxypropyl-β-cyclodextrin in water can improve hair growth more than minoxidil alone.
14 citations
,
January 2020 in “PloS one” Timing of light therapy affects horse coat growth, with photoperiod being crucial.
14 citations
,
April 2016 in “Cell Transplantation” Neural stem cell extract can safely promote hair growth in mice.
12 citations
,
May 2014 in “International Journal of Molecular Medicine” Chrysanthemum zawadskii extract helps hair grow by stimulating hair cells.
3 citations
,
July 2019 in “International journal of scientific research in science and technology” Herbal hair gel with fenugreek seed extract was found to increase hair growth.
1 citations
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August 2017 in “Asian Journal of Pharmaceutical and Clinical Research” The 1% ethyl acetate fraction ethosomal gel from Nothopanax scutellarium leaves promotes hair growth but can mildly irritate the skin.
Biofield Energy Healing significantly increased hair growth by making hair root cells grow more.
December 2018 in “The Journal of medical research” The Consciousness Energy Healing Treatment significantly increased human dermal papilla cell growth, suggesting it may help with hair growth and skin disorders.
January 2018 in “Clinical dermatology open access journal” The Biofield Energy Treated herbal mixture increased hair growth in mice compared to the untreated mixture.
January 2006 in “The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology” Rubus coreanum may help hair growth but not through the tested mechanisms, and none of the herbal extracts help with acne.
June 2025 in “Current Trends in Biotechnology and Pharmacy” The polyherbal hair tonic promotes hair growth and has antibacterial properties.
February 2026 in “Journal of Integrative Neuroscience” NGF-modified hair follicle stem cells may help treat Alzheimer's by improving brain function and reducing harmful proteins.
39 citations
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March 2008 in “Growth hormone & IGF research” Raspberry ketone may help grow hair and improve skin elasticity.