27 citations
,
August 2018 in “Frontiers in Plant Science” High levels of auxin increase root hair growth by activating RSL2 and producing ROS, while high phosphate levels hinder growth by repressing RSL2.
24 citations
,
March 2022 in “Frontiers in plant science” Plant root hair growth is mainly controlled by hormones like auxin and ethylene, which promote growth, while others like brassinosteroid inhibit it.
22 citations
,
June 2012 in “PLOS ONE” Cholesterol-related compounds can stop hair growth and cause inflammation in a type of scarring hair loss.
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.
15 citations
,
April 2001 in “Journal of Dermatological Science” KF19418 promotes hair growth similarly to minoxidil but is not better in live mice.
12 citations
,
July 2021 in “Scientific Reports” Glutamic acid helps increase hair growth in mice.
11 citations
,
October 2020 in “Plant biotechnology journal” Overexpressing SIMK in alfalfa boosts root hair growth, nodule clustering, and shoot biomass.
8 citations
,
July 2022 in “Frontiers in plant science” pH changes are crucial for root hair growth because they affect enzymes and proteins that control the cell wall and 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.
4 citations
,
October 2020 in “Animal Bioscience” Using cans with beans improves Rex rabbits' growth, meat quality, and hair follicle density.
4 citations
,
March 2020 in “Journal of Cosmetic Dermatology” Plumbago zeylanica extract helps hair growth and reduces a hair loss-related enzyme.
4 citations
,
May 2019 in “Skin Research and Technology” Finasteride helps hair growth but stopping it causes faster hair loss.
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.
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.
2 citations
,
August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
2 citations
,
December 2014 in “Research & Reviews: Journal of Pharmacy and Pharmaceutical Sciences” Carrot extract in gel form may help hair grow better.
1 citations
,
March 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” NAC1 controls certain enzymes that reduce root hair growth in Arabidopsis.
1 citations
,
January 2023 in “Frontiers in veterinary science” Activating autophagy in dogs with certain diseases improves their skin and hair.
1 citations
,
January 2018 in “Springer eBooks” Photobiomodulation is an effective and safe treatment for increasing hair growth in people with hair loss.
1 citations
,
April 2009 in “The Proceedings of the International Plant Nutrition Colloquium XVI” Certain genes may promote longer root hairs in plants when phosphorus is low.
October 2025 in “International Journal of Advanced Research in Science Communication and Technology” Minoxidil effectively promotes hair growth, especially in a 5% solution, but requires continuous use.
February 2024 in “PloS one” Nutraceuticals that promote hair growth do not reduce tamoxifen's effectiveness in breast cancer treatment.
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.
January 2017 in “Korean Journal of Pharmacognosy” Modified red ginseng extract promotes hair growth and has antioxidant and anti-inflammatory effects.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” BMP signaling controls hair growth and skin color.
April 2016 in “Journal of Investigative Dermatology” Lithocholic acid helps hair growth and regeneration in alopecia by activating vitamin D receptors.
19 citations
,
March 1996 in “British Journal of Dermatology” Balding hair follicle cells are smaller, grow less well, and need more effort to culture than non-balding cells.
10 citations
,
September 2020 in “Archives of Dermatological Research” Both methods improve hair density and thickness; double-spin may be more effective.
9 citations
,
June 2021 in “Nutrients” Fisetin in fruits and vegetables helps hair growth in mice.