9 citations,
February 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The document concludes that the human keratin gene cluster is complex, with a need for updated naming to reflect over 50 functional genes important for hair and skin biology.
Some plant-based ingredients may help with hair growth and care, but more research is needed to confirm their effectiveness.
86 citations,
January 1996 in “Clinics in dermatology” Hair can be damaged by daily routines, but protein-based products can protect and improve it.
11 citations,
January 2014 in “The Scientific World Journal” Cynatine HNS improves hair and nail quality in 90 days.
28 citations,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
April 2024 in “JCT research” 28 citations,
April 1996 in “Cell biology international” Changes in keratin affect skin health and can lead to skin disorders like blistering diseases and psoriasis.
24 citations,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
186 citations,
December 2012 in “Current opinion in cell biology” Keratin proteins are increasingly recognized as important for cell health and are linked to many diseases.
12 citations,
October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
7 citations,
October 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
2 citations,
January 2019 in “Applied clinical research, clinical trials and regulatory affairs” Different countries have regulations to ensure the safety of hair care products, with some recalling hair straighteners due to high formaldehyde.
23 citations,
September 2015 in “International Journal of Molecular Medicine” Activating ER-β, not ER-α, improves skin cell growth and wound healing.
19 citations,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
4 citations,
December 2020 in “International journal of research - granthaalayah” Tetracycline can stick to hair follicles and potentially cause hair loss.
January 2024 in “Seven Editora eBooks” Different techniques measure hair properties to ensure cosmetic products work.
3 citations,
January 2021 in “Wear” Hair's resistance to wear varies by ethnicity and treatment, with less wear indicating stronger hair.
16 citations,
October 2021 in “Trends in biotechnology” Future hair products will use ecofriendly proteins and peptides to improve hair health and appearance.
4 citations,
June 2022 in “Journal of cleaner production” New eco-friendly method strengthens and sets hair using light and causes less damage.
1 citations,
November 2022 in “Molecules/Molecules online/Molecules annual” Low-molecular weight hyaluronate can make damaged hair stronger.
12 citations,
November 2022 in “Toxics” EtG in hair can help detect alcohol use but may be inaccurate in people with certain health conditions.
The KRT84 gene is linked to better wool quality in Gansu Alpine Fine-wool sheep.
4 citations,
January 2018 in “Urology & Nephrology Open Access Journal” Hair dye chemicals can cause serious health problems, including kidney damage.
4 citations,
January 2010 in “Animal” Improving knowledge and practices in animal fibre production is crucial to meet market demands and potentially revive natural fibres.
7 citations,
August 2018 in “Journal of cosmetic dermatology” Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.
September 2020 in “Benha Journal of Applied Sciences” Protein hair straighteners damage the hair more than hair dyes.
212 citations,
September 2008 in “Journal of The American Academy of Dermatology” Minoxidil and finasteride treat hair loss in men, while minoxidil treats hair loss in women.
81 citations,
March 2009 in “Seminars in Cutaneous Medicine and Surgery” Effective hair loss treatment in women requires correct diagnosis and can include medications like minoxidil, antiandrogens, and treatments for underlying conditions like PCOS.
30 citations,
July 2017 in “BioEssays” Activating NRF2 might help treat hair disorders by improving antioxidant defenses.