35 citations
,
November 2019 in “Scientific Reports” Shikimic acid promotes hair growth.
29 citations
,
January 2016 in “Annals of dermatology/Annals of Dermatology” Arachidonic acid helps hair grow by increasing growth factors and improving follicle health.
20 citations
,
January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
18 citations
,
November 2014 in “Journal of Agricultural and Food Chemistry” Brazilian propolis was found to speed up hair growth in mice by increasing the growth of skin cells that form hair.
11 citations
,
October 2020 in “Plant biotechnology journal” Overexpressing SIMK in alfalfa boosts root hair growth, nodule clustering, and shoot biomass.
9 citations
,
November 2019 in “Cell calcium” The STIM1 R304W mutation in mice leads to bone changes and teeth hair growth.
6 citations
,
October 2018 in “PLoS ONE” Stress can slow hair growth and affect skin color by impacting the body's stress response system.
5 citations
,
September 2018 in “Bioscience, Biotechnology, and Biochemistry” Thiosulfate may help hair grow faster in mice and works well with a common hair growth treatment.
5 citations
,
January 2017 in “Laboratory Animal Research” Gold thread implantation may help hair grow in humans and mice.
4 citations
,
January 2010 in “Laboratory Animal Research” Sodium silicate helped mouse hair grow similarly to a known hair growth treatment.
3 citations
,
December 2019 in “Journal of Cosmetic and Laser Therapy” PRGF treatments increased hair number and thickness in people with hair loss, with more injections leading to better results.
July 2024 in “Frontiers in Pharmacology” Pilose antler extracts help hair growth by activating hair follicle stem cells.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene network led by RSL4 is crucial for early root hair growth in response to cold in Arabidopsis thaliana.
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Auxin helps root hairs grow in high phosphate by affecting ROS and involving RSL2 and RSL4.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair growth slows under force, confirming a model of cell wall mechanics.
200 citations
,
November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
9 citations
,
April 2019 in “International Journal of Molecular Sciences” Kojyl cinnamate ester derivatives can promote hair growth by increasing adiponectin production in fat tissues.
3 citations
,
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” CBD can either promote or inhibit hair growth depending on the concentration used.
1 citations
,
February 2021 in “Scholars international journal of anatomy and physiology” Different forms of FGF5 either promote or inhibit hair growth.
1 citations
,
April 2018 in “Journal of Investigative Dermatology” People respond differently to hair loss treatment with PRP because of individual differences in growth factors from platelets.
1 citations
,
January 2018 in “Springer eBooks” Photobiomodulation is an effective and safe treatment for increasing hair growth in people with hair loss.
July 2026 in “bioRxiv (Cold Spring Harbor Laboratory)” ACA2 is crucial for root hair growth by controlling calcium levels in cells.
March 2026 in “Frontiers in Pharmacology” New treatments for hair loss show promise but need more testing for effectiveness and safety.
February 2026 in “The European Physical Journal E” Root hair growth mechanics depend on turgor pressure and cell wall properties.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Chitosan slows root hair growth and causes a buildup of callose at low concentrations, but at high concentrations, it only inhibits growth without callose buildup.
April 2021 in “Journal of Investigative Dermatology” A trial showed that a new treatment is safe and effective for male pattern baldness, with most participants growing new hair.
January 2020 in “JoLS Journal of Life Sciences” Red onion and Angelica gigas extracts promote hair growth and improve hair health.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” HDAC inhibitors, like Vorinostat and Entinostat, can help regrow hair in alopecia areata.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” BMP signaling controls hair growth and skin color.
15 citations
,
May 2017 in “Lasers in Medical Science” Low-level laser treatment helps mice grow hair by increasing certain protein levels linked to hair growth.