January 2026 in “International Journal of Applied Pharmaceutics” A 10% MSC secretome hair tonic best promotes hair growth in alopecia.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair growth slows under force, confirming a model of cell wall mechanics.
45 citations
,
October 2014 in “Stem cell research & therapy” Modified rat stem cells on a special scaffold improved blood vessel formation and wound healing in skin substitutes.
7 citations
,
March 2012 in “Journal of Investigative Dermatology” Some thymic peptides can increase human hair growth, while others may inhibit it.
200 citations
,
November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
105 citations
,
May 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
70 citations
,
February 2017 in “Dermatologic Surgery” Treatment with plasma rich in growth factors improved hair density and thickness for hair loss patients.
39 citations
,
March 2009 in “Archives of Dermatological Research” Apigenin may help promote hair growth and could treat hair loss.
33 citations
,
February 2016 in “Journal of Experimental Botany” ROOT HAIR SPECIFIC 10 (RHS10) reduces the length of root hairs in Arabidopsis plants.
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.
25 citations
,
June 2004 in “Journal of Investigative Dermatology” Macrophage-stimulating protein helps hair grow and can start hair growth phase in mice and human hair samples.
20 citations
,
January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
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
,
February 2016 in “Biochemical and Biophysical Research Communications” Sulforaphane may help with hair growth by breaking down a hormone that causes hair loss.
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.
10 citations
,
September 2020 in “Archives of Dermatological Research” Both methods improve hair density and thickness; double-spin may be more effective.
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.
9 citations
,
November 2019 in “Cell calcium” The STIM1 R304W mutation in mice leads to bone changes and teeth hair growth.
9 citations
,
January 2018 in “Dermatologic Therapy” The HairLux device safely and effectively promotes hair growth in people with hair loss.
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.
5 citations
,
January 2018 in “Skin Pharmacology and Physiology” Curcuma aeruginosa extract lotion significantly reduces underarm hair growth.
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
,
June 2011 in “EFSA Journal” Spermidine's effect on hair growth is not proven.
2 citations
,
August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
1 citations
,
March 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” NAC1 controls certain enzymes that reduce root hair growth in Arabidopsis.
1 citations
,
January 2018 in “Springer eBooks” Photobiomodulation is an effective and safe treatment for increasing hair growth in people with hair loss.
June 2026 in “International Journal of Drug Delivery Technology” The herbal hair oil is safe and may promote hair growth.
February 2026 in “Cureus” Two methods reliably measure scalp area and hair count.