25 citations,
June 2015 in “Clinical, Cosmetic and Investigational Dermatology” Microneedling helps increase the absorption of a melanin product into hair follicles, which may improve laser hair removal effectiveness.
25 citations,
September 2014 in “Biological Research” Arctiin helps protect hair cells from damage and death caused by oxidative stress.
[object Object] 
25 citations,
June 2017 in “Scientific reports” Stress worsens Tourette symptoms by increasing allopregnanolone levels.
25 citations,
January 2011 in “Pharmacognosy magazine” Nardostachys jatamansi DC compounds help promote hair growth.
25 citations,
May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.
25 citations,
November 1987 in “British Journal of Dermatology” Minoxidil didn't increase scalp blood flow for hair growth, but hexyl nicotinate did.
24 citations,
January 2000 in “Dermatology” Gene linked to common hair loss found, may lead to new treatments.
[object Object] 
24 citations,
April 2020 in “Cells” DNA methylation and long non-coding RNAs are key in controlling hair growth in Cashmere goats.
23 citations,
March 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” ATP increases melanin production in skin after UV exposure, with the P2X7 receptor being crucial for this process.
23 citations,
June 2012 in “Molecular Biology Reports” VEGF stimulates hair cell growth and increases growth receptor levels through a specific signaling pathway.