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.
Rosemary is as effective as minoxidil for hair growth with fewer side effects.
108 citations
,
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.
57 citations
,
June 2003 in “American Journal of Physiology-cell Physiology” Cyclosporin A helps mice grow hair by blocking a specific protein activity in skin cells.
46 citations
,
May 1986 in “Seminars in Reproductive Medicine” Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
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
,
October 2017 in “Journal of Cosmetic Dermatology” Combining plasma rich in growth factors with hair transplant surgery may lead to faster recovery and better outcomes for hair loss treatment.
10 citations
,
January 2008 in “Biological and Pharmaceutical Bulletin” t-Flavanone may help hair growth by reducing a specific protein's activity in skin cells.
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.
7 citations
,
January 2019 in “Annals of dermatology/Annals of Dermatology” Synthetic ceramides may help hair growth by boosting cell growth in hair follicles.
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
,
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.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair growth slows under force, confirming a model of cell wall mechanics.
April 2025 in “International Journal for Research in Applied Science and Engineering Technology” The herbal hair growth tonic is a safe and effective natural alternative to chemical products.
July 2024 in “Frontiers in Pharmacology” Pilose antler extracts help hair growth by activating hair follicle stem cells.
February 2024 in “PloS one” Nutraceuticals that promote hair growth do not reduce tamoxifen's effectiveness in breast cancer treatment.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers created a 3D-printed skin model that grew human hair when grafted onto mice by improving blood supply to the grafts.
January 2012 in “Journal of Natural Remedies” The Abrus precatorius extract can effectively promote hair growth similar to standard treatments.
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.
70 citations
,
February 2017 in “Dermatologic Surgery” Treatment with plasma rich in growth factors improved hair density and thickness for hair loss patients.
40 citations
,
January 2016 in “PLoS ONE” Shorter daylight increases hair growth in Cashmere goats.
18 citations
,
April 2019 in “Archives of Dermatological Research” Lactoferrin helps mice grow hair by increasing cell growth and hair follicle development.
12 citations
,
November 2003 in “Journal of the American Academy of Dermatology” Topical diphencyprone helped regrow hair in mice and rats with a condition similar to human hair loss.
6 citations
,
October 2018 in “PLoS ONE” Stress can slow hair growth and affect skin color by impacting the body's stress response system.
1 citations
,
March 2010 in “Internal medicine journal” A 72-year-old man with sudden taste issues and hair growth was diagnosed with a severe stomach cancer and died within 5 months.
April 2024 in “Cognizance journal” The alexandrite laser effectively reduces unwanted hair by about 75%.
3 citations
,
June 2011 in “EFSA Journal” Spermidine's effect on hair growth is not proven.
Biotin boosts wool growth and follicle health in sheep.
Avicennia marina extract and avicequinone C can potentially promote hair growth and treat hair loss by interfering with hair loss mechanisms and boosting growth factors.
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.