January 2011 in “Web journal anti-aging medicine/Anti-aging medicine” KGS1 tablets improved skin and hair health.
3 citations
,
December 2021 in “Proteins” Wool fiber curliness is linked to the presence of certain proteins and K38.
2 citations
,
January 2004 in “PubMed” Conditioners with PQ-10 soften the flat part of hair cuticles but harden the edges.
Hair feels different when touched and rubs together in various ways.
63 citations
,
December 1998 in “Biochimica et Biophysica Acta (BBA) - Protein Structure and Molecular Enzymology” The study improved understanding of keratin fiber structure by showing consistent microfibril diameter but varying distances and electron density profiles.
51 citations
,
November 2018 in “JAMA Dermatology” PRP injections may improve skin texture and wrinkles based on patient feedback, despite no significant changes seen by dermatologists.
49 citations
,
January 1998 in “International Journal of Molecular Medicine” Lipid peroxides can cause early hair loss by damaging hair follicles.
10 citations
,
August 2024 in “Clinical Cosmetic and Investigational Dermatology” Natural ingredients may help reduce skin aging by protecting cells and boosting collagen.
10 citations
,
November 1984 in “Journal of Colloid and Interface Science” The study found that the Marangoni effect causes the uneven wetting of surfactant-coated hair due to the surfactant moving into the water.
7 citations
,
January 2017 in “Annals of Dermatology” Oral cyclosporine combined with Pantogar® effectively treats twenty-nail dystrophy.
7 citations
,
September 2011 in “International Journal of Dermatology” The Korean study found that twenty-nail dystrophy mainly affects adults, more often women, and has five distinct types with different clinical progressions.
2 citations
,
August 2014 in “Archivos argentinos de pediatría” A 6-year-old girl with Turner syndrome also had psoriasis, alopecia areata, and trachyonychia.
Understanding hair surface properties is key for effective hair care products.
1 citations
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April 2016 in “CRC Press eBooks” Skin aging reflects overall body aging and can indicate internal health conditions.
1 citations
,
March 2004 in “Journal of the American Academy of Dermatology” ZD1839, a cancer drug, can cause mild skin rashes that are treatable without stopping the medication.
March 2026 in “BioScience Trends” UV radiation causes skin aging by damaging cells and triggering harmful processes.
December 2025 in “Cureus” Topical treatments like AHAs, BHAs, and urea may help keratosis pilaris, but evidence is limited.
February 2021 in “PDEAS International Journal of Research in Ayurved and Allied Sciences” Ayurveda views hair health as a reflection of overall well-being and uses herbal treatments for hair care.
February 2021 in “International journal of research in dermatology” A boy's hair, nails, and skin improved after 6 months of steroid treatment.
June 2017 in “University of the Arts London Research Online (University of the Arts London)” Polymers help reduce damage and improve bleached hair when used during or after bleaching.
The main cause of hirsutism in Algerian women is polycystic ovary syndrome, and those affected should be checked for related hormonal issues.
February 2011 in “Journal of the American Academy of Dermatology” A 60-year-old man with a long-term balding condition also developed a rare hair loss condition usually seen in postmenopausal women.
Patients with graft-versus-host disease often have nail changes related to the nail matrix, with severity not linked to skin condition.
August 2005 in “Microscopy and Microanalysis” Polymethylene wax in hair relaxers makes hair smooth and shiny with less damage.
3 citations
,
July 2003 in “PubMed” The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.
November 2023 in “Journal of Dermatological Science” A new computer tool quickly measures hair thickness differences in people with common types of hair loss.
2 citations
,
December 2010 in “PubMed” The new stiffness test works well for gels but not for sprays.
Different treatments change the strength and flexibility of human hair.
9 citations
,
March 2005 in “International Journal of Cosmetic Science” The torsional method effectively evaluates hair damage and the performance of hair care ingredients.
3 citations
,
January 2011 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” Male mice have thicker skin, causing more light scattering than females.