March 2024 in “Journal of Microbiology and Biotechnology” Phloroglucinol may help improve hair loss by promoting hair growth and reducing oxidative stress.
73 citations,
October 2013 in “International Journal of Cosmetic Science” Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.
49 citations,
April 2010 in “International Journal of Cosmetic Science” Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.
48 citations,
November 2002 in “Journal of biological chemistry/The Journal of biological chemistry” Genetic variations in hair keratin proteins exist but don't significantly affect hair structure.
43 citations,
September 2017 in “Lasers in Surgery and Medicine” LED light therapy may help hair growth by activating certain cell pathways.
36 citations,
May 2016 in “Biomaterials” Endo-HSE helps grow hair-like structures from human skin cells in the lab.
34 citations,
January 2011 in “Annals of dermatology/Annals of Dermatology” Using a hair dryer at 15 cm with continuous motion causes less damage than natural drying.
29 citations,
January 2021 in “Journal of Investigative Dermatology” Fat under the skin releases HGF which helps hair grow and gain color.
25 citations,
August 2015 in “International Journal of Cosmetic Science” Malva verticillata seed extract might help treat hair loss by activating hair growth signals in skin cells.
14 citations,
December 2021 in “International journal of molecular sciences” Growth hormone levels affect hair growth and loss, with too much causing excess hair and too little leading to hair loss.
12 citations,
October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
3 citations,
February 2023 in “ACS omega” Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.
2 citations,
October 2023 in “Science advances” Touching hair can activate nearby nerve cells through signals from the hair's outer layer.
1 citations,
August 2022 in “Chemical engineering journal advances” Scientists made human hair magnetic by coating it with special nanoparticles.
Hair can naturally regain color after greying, and this change may be linked to stress levels.
1 citations,
December 2011 Marine-derived ingredients show potential for hair health but need more human trials to confirm effectiveness.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
Hair can naturally regain color, and stress might influence greying and its reversal.
September 2019 in “Journal of Investigative Dermatology” Silibinin may help promote hair growth and treat hair loss.
550 citations,
December 2005 in “The Journal of clinical investigation/The journal of clinical investigation” Researchers successfully isolated and identified key markers of stem cell-enriched human hair follicle bulge cells.
86 citations,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
64 citations,
January 2010 in “The FASEB Journal” Prolactin affects the production of different keratins in human hair, which could lead to new treatments for skin and hair disorders.
46 citations,
September 2014 in “Tissue engineering. Part A” Researchers created hair-inducing human cell clusters using a 3D culture method.
29 citations,
January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” P-cadherin is crucial for hair follicle pigmentation but not skin pigmentation.
27 citations,
April 2018 in “Journal of autoimmunity” iNKT cells can help prevent and treat alopecia areata by promoting hair regrowth.
16 citations,
January 1989 in “Springer eBooks” Cyproterone acetate effectively treats female hair loss by increasing healthy hair and decreasing unhealthy hair, but doesn't change hair thickness.
15 citations,
October 2004 in “Colloids and surfaces. B, Biointerfaces” Holes in mature hair are likely caused by the removal of substances during hair care.
8 citations,
January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
5 citations,
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Aging skin shows thinner layers, fewer hair follicles, and new biomarkers like increased space between cells and smaller sebaceous glands.
4 citations,
September 2020 in “PeerJ” Platelet factor 4 slows down hair growth and could make hair loss treatments more effective if removed.