September 2020 in “Benha Journal of Applied Sciences” Protein hair straighteners damage the hair more than hair dyes.
53 citations
,
March 2014 in “Growth Hormone & IGF Research” IGF-1 injections help mice grow more hair by increasing cell growth and blocking a hair growth inhibitor.
8 citations
,
June 2021 in “Frontiers in Bioengineering and Biotechnology” Extracts from Alnus sibirica and oregonin may help with hair growth and prevent hair loss.
4 citations
,
September 2003 in “Livestock Production Science” Epidermal growth factor reduces hair growth, but cortisol does not.
October 2023 in “arXiv (Cornell University)” Human hair keratins might be good for filtering out harmful substances like diclofenac and PFBS from water.
March 2026 in “Communications Biology” Certain compounds can boost hair and nail growth.
April 2016 in “Journal of Investigative Dermatology” Boosting HGF signaling could improve the creation of hair follicles in lab-made skin.
Laser diode light boosts hair follicle cell growth and certain gene expressions.
4 citations
,
April 2019 in “Cosmetics” Hair stiffness is higher when it has more para-like cortical cells.
Different thymic peptides affect hair growth in various ways.
38 citations
,
February 1989 in “Journal of Investigative Dermatology” Treating hair with 1M sodium hydroxide increases its friction, making it better for small medical knots.
April 2024 in “Journal of clinical medicine” Effective treatment guidelines for frontal fibrosing alopecia are still unclear.
4 citations
,
March 2019 in “Experimental Biology and Medicine” Exposure to 50 Hz electromagnetic fields may help mice grow hair faster.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” New imaging technology can show up to 40 different markers in hair loss tissue, helping to understand hair disease better.
37 citations
,
June 2019 in “Stem cells” Special particles from skin cells can promote hair growth by activating a specific growth signal.
3 citations
,
August 2018 in “Zenodo (CERN European Organization for Nuclear Research)” Antioxidants, like catalase, are crucial for keeping hair follicles alive.
19 citations
,
March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Changing the structure of the hair follicle's environment can affect hair quality but doesn't stop hair growth.
September 2017 in “Journal of Investigative Dermatology” Hair follicle cells change their DNA packaging during growth cycles and when grown in the lab.
17 citations
,
September 2020 in “Inflammation and Regeneration” WNT activation in scalp fibroblasts boosts hair growth by increasing FGF9.
19 citations
,
January 2019 in “Animals” PDGFA helps activate hair growth in cashmere goats.
1 citations
,
September 2017 in “Journal of Pathology of Nepal” Testing hair roots with a special dye is a simple, non-invasive way to check disease progress in pemphigus vulgaris patients.
6 citations
,
February 1989 in “PubMed” Hair glycation can indicate long-term blood sugar levels and diabetic nerve issues.
2 citations
,
September 2022 in “World Rabbit Science” The WIF1 gene is crucial for hair growth in Angora rabbits.
1 citations
,
January 2006 High temperatures and cosmetic processes can damage hair keratin, affecting its structure and strength.
2 citations
,
May 2022 in “Journal of trace elements in medicine and biology” Sodium pentaborate pentahydrate can increase hair growth and improve hair quality at certain doses.
26 citations
,
January 1983 in “PubMed” Trichothiodystrophy involves brittle hair due to low sulfur amino acids, not a transport defect.
1 citations
,
January 2018 in “Jornal Brasileiro de Patologia e Medicina Laboratorial” Monilethrix causes brittle hair and hair loss, and it runs in families.
34 citations
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January 1943 in “Endocrinology” Adrenalectomy boosts hair growth and melanin in black rats, even with vitamin B¹ deficiency.