November 2023 in “Global journal of medical research” Understanding the properties of hyaluronic acid helps improve its use in facial aging treatments.
13 citations,
January 2017 in “Cosmetics” Different tests are used to see how hair care products affect hair, and choosing the right test is important for accurate results.
8 citations,
January 2017 in “Elsevier eBooks” Certain nutrients can help keep skin healthy as we age.
466 citations,
August 2004 in “Journal of the American Academy of Dermatology” Rosacea is a skin condition with unclear causes, classified into four subtypes.
89 citations,
January 2009 in “Advances in Clinical Chemistry” Fetal skin heals without scarring due to unique cells and processes not present in adult skin healing.
32 citations,
January 2005 in “Advances in Biochemical Engineering / Biotechnology” Fetal wounds heal without scarring because of different biological factors, which could help improve adult wound healing.
1 citations,
February 2017 in “International journal of anatomy and research” Understanding fetal skin development helps diagnose congenital skin diseases.
1 citations,
March 2004 in “Journal of The European Academy of Dermatology and Venereology” Hair loss improved with treatment and successful transplant.
1 citations,
March 2024 in “International journal of molecular sciences” Radiation therapy damages skin structure and immune function, causing inflammation and potential hair loss.
1 citations,
February 2023 in “Journal of cosmetic dermatology” PRP use in skin care and plastic surgery is growing, especially in the U.S. and Italy.
Hyaluronic acid in shampoo penetrated hair well, reduced frizz, and improved hair strength and moisture.
117 citations,
August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
4 citations,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
Anti-keratin antibody from cow milk makes damaged hair stronger and less likely to break.
6 citations,
December 1966 in “Textile Research Journal” Animal hair fibers like wool and mohair are strong when dry, but vicuna fibers are very brittle.
3 citations,
September 2005 in “International Journal of Cosmetic Science” Different oils penetrate hair differently; monounsaturated oils like olive oil penetrate better than polyunsaturated oils.
43 citations,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
28 citations,
December 2010 in “Langmuir” Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.
11 citations,
February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
10 citations,
September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
6 citations,
January 2016 in “Environmental footprints and eco-design of products and processes” The industry should promote pure luxury hair fibers, improve technology, and diversify products to support growers and ensure sustainable use.
4 citations,
November 2015 in “Journal of Investigative Dermatology” Testosterone may worsen hair loss by affecting hair growth signals, while different prostaglandins can either hinder or promote hair growth.
36 citations,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
5 citations,
January 2018 in “International Journal of Trichology” Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.
May 2024 in “Ultramicroscopy” Atomic Force Microscopy is a more accurate way to assess hair damage and the effect of cosmetic treatments.
11 citations,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
April 2024 in “Cosmetics” Different oils affect hair flexibility and strength, with their impact varying on whether hair is virgin or bleached.
Hair fibers degrade and change color in very basic water.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.