183 citations
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July 2000 in “American Journal of Botany” Root hairs help Arabidopsis plants absorb more phosphorus when it's scarce.
2 citations
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October 2022 in “Journal of cosmetic dermatology” CBD may increase hair growth, but the right concentration is crucial and more research is needed.
61 citations
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October 1996 in “Development” Hair growth can be stimulated by combining certain skin cells, which can rejuvenate old cells and cause them to specialize in hair follicle creation.
December 2011 in “대한본초학회지(본초분과학회지)” Gyungohkgo-gamibang extract significantly promotes hair growth and thickness.
April 2026 in “International Journal of Molecular Sciences” Ageratum houstonianum extract and agerarin may help hair growth.
1 citations
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January 2014 Crataegus pinnatifida extract promotes hair growth in mice.
November 2025 in “Journal of Investigative Dermatology” NUL-5 may boost hair growth by improving hair follicle health and structure.
July 2024 in “Journal of Investigative Dermatology” Propolis extract can promote hair growth and increase keratin production.
13 citations
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October 2022 in “Reproductive Biology and Endocrinology” A new hyaluronan-based biomatrix successfully supports the growth of mouse ovarian follicles, producing healthy eggs.
October 2025 in “Plant Science Today” Cytokinins help Vitex negundo grow better and bloom more.
5 citations
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November 2020 in “Frontiers in Cell and Developmental Biology” The "Two-Cell Assemblage" assay is a new, simple method to identify substances that may promote hair growth.
July 2024 in “Journal of Investigative Dermatology” A single medium, PRIME AIRLIFT, supports better human hair follicle formation in grafts.
61 citations
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May 2015 in “Planta” Certain fungi and bacteria help orchid seeds germinate and plants grow better.
December 2023 in “Frontiers in plant physiology” Root hairs are key for developing cereals that can fertilize themselves with nitrogen.
7 citations
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January 1990
9 citations
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March 2015 in “Journal of Microbiology and Biotechnology” Ultra-high molecular weight poly-γ-glutamic acid may help promote hair growth.
January 2021 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” GDNF helps grow hair and heal skin wounds by acting on specific stem cells.
April 2026 in “Cosmetics” The formulation significantly increased hair density and thickness safely in people with androgenetic alopecia.
Root hairs help us understand plant growth and the role of the actin cytoskeleton.
January 2025 in “SSRN Electronic Journal”
May 2021 in “Zenodo (CERN European Organization for Nuclear Research)” Biotin may help hair and nails grow.
166 citations
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August 2011 in “Dermatologic Surgery” Platelet-rich plasma with a new carrier significantly increases hair thickness without serious side effects.
1 citations
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February 2023 in “ACS Biomaterials Science & Engineering” The new microwell device helps grow more hair stem cells that can regenerate hair.
June 2010 in “Journal of Medicine and Life Science” Orostachys iwarenge Hara extract may help promote hair growth.
3 citations
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January 2005 in “Biological & Pharmaceutical Bulletin” The peptide GPIGS helps hair cells grow and speeds up hair regrowth in mice.
3 citations
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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.
6 citations
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April 2023 in “Frontiers in plant science” Certain bacteria can boost lentil growth and improve soil used for farming.
3 citations
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September 2006 in “Hair transplant forum international” Transplanting 2,800 to 4,000 hair units closely together is a complex procedure that requires preparation.
1 citations
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January 2019 The 1:5 ratio of fragrant pandan to celery extract best promotes hair growth.
3 citations
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June 1979 in “The Journal of Dermatology” Glycosaminoglycan levels peak early in hair growth and decrease as the cycle progresses.