6 citations
,
January 2017 in “Journal of toxicologic pathology” Rabbit skin with active hair growth shows thicker, redder areas due to larger, more numerous hair follicles and increased blood vessels.
5 citations
,
February 2008 in “Experimental Dermatology” Cyclosporin A promotes hair growth in mice and increases a protein linked to hair growth, but it may not work the same way in humans.
1 citations
,
January 2018 in “Springer eBooks” Photobiomodulation is an effective and safe treatment for increasing hair growth in people with hair loss.
January 2026 in “International Journal of Applied Pharmaceutics” A 10% MSC secretome hair tonic best promotes hair growth in alopecia.
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.
February 2026 in “The European Physical Journal E” Root hair growth mechanics depend on turgor pressure and cell wall properties.
26 citations
,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
June 2026 in “International Journal of Drug Delivery Technology” The herbal hair oil is safe and may promote hair growth.
83 citations
,
December 2001 in “Journal of Investigative Dermatology” Minoxidil boosts hair growth by targeting adenosine and possibly sulfonylurea receptor 2B.
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.
20 citations
,
January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
18 citations
,
April 2019 in “Archives of Dermatological Research” Lactoferrin helps mice grow hair by increasing cell growth and hair follicle development.
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.
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.
4 citations
,
March 2020 in “Journal of Cosmetic Dermatology” Plumbago zeylanica extract helps hair growth and reduces a hair loss-related enzyme.
3 citations
,
June 2011 in “EFSA Journal” Spermidine's effect on hair growth is not proven.
2 citations
,
March 2021 in “Dermatologic Therapy” Low-level laser therapy helps increase hair growth in female pattern hair loss but not in telogen effluvium.
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
,
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
,
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.
February 2024 in “PloS one” Nutraceuticals that promote hair growth do not reduce tamoxifen's effectiveness in breast cancer treatment.
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 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Blue light can help hair grow by affecting certain receptors in hair follicles.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” BMP signaling controls hair growth and skin color.
Biotin boosts wool growth and follicle health in sheep.