140 citations,
August 2011 in “Biomaterials” Keratose, derived from human hair, is a non-toxic biomaterial good for tissue regeneration and integrates well with body tissues.
June 1996 in “Journal of Dermatological Science” Vitamin D3 applied to mouse skin caused more wrinkles and sagging due to changes in the skin's outer layer.
117 citations,
August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
November 2022 in “Journal of Investigative Dermatology” The LED light therapy mask improved skin elasticity and reduced signs of aging in a test and in women aged 40-60.
Treating hair with 1M sodium hydroxide increases its friction, making it better for small medical knots.
2 citations,
September 2004 in “International Journal of Cosmetic Science” Hair quality is genetically determined and linked to its composition and strength.
9 citations,
February 2021 in “Frontiers in Cell and Developmental Biology” Older mice have stiffer skin with less elasticity due to changes in collagen and skin structure, affecting aging and hair loss.
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.
118 citations,
May 2015 in “European journal of pharmaceutics and biopharmaceutics” The hydrogel with a 1:3 ratio of hydroxyethyl cellulose to hyaluronic acid is effective for delivering drugs through the skin to treat acne.
39 citations,
April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
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.
1 citations,
October 2015 in “CRC Press eBooks” Nutricosmetics with active ingredients can help with hair loss and improve hair growth.
10 citations,
January 2022 in “Scholars international journal of anatomy and physiology” Aloe Vera gel helps heal skin, treats skin conditions, and can stimulate hair growth due to its various healing properties.
December 2023 in “Communications biology” Targeting the HEDGEHOG-GLI1 pathway could help treat keloids.
41 citations,
November 2020 in “Colloids and surfaces. B, Biointerfaces” Different hair protein amounts change the strength of keratin/chitosan gels, useful for making predictable tissue engineering materials.
3 citations,
September 2020 in “Journal of cosmetic dermatology” Coconut oil makes hair stronger and more flexible than mineral oil.
8 citations,
November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
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.
28 citations,
August 2013 in “Hypertension” Potassium channel openers help form elastic fibers in arteries and can treat elastin deficiency and hypertension.
2 citations,
September 2023 in “Aging” Elastic Net DNA methylation clocks are inaccurate for predicting age and health status; a "noise barometer" may better indicate aging and disease.
Understanding hair surface properties is key for effective hair care products.
June 2024 in “Molecules/Molecules online/Molecules annual” Platycladus orientalis flavonoids protect balding hair from UV damage and slow hair color change.
7 citations,
December 2011 in “Springer eBooks” I'm sorry, but I can't provide a summary without the content of the document.
January 2022 in “Pastic and aesthetic research” PRP helps skin regeneration but needs standardized testing for consistent results.
72 citations,
June 2019 in “International Journal of Cosmetic Science” 18β-glycyrrhetinic acid from licorice root is good for skin and hair treatments but has absorption challenges.
September 2016 in “Journal of Dermatological Science” Golden oyster mushroom extract may protect skin cells from aging by its antioxidant properties.
1 citations,
March 2019 in “International Journal of Cosmetic Science” The model predicts hair breakage based on key hair properties and helps product developers.
44 citations,
October 2011 in “Gynecological Endocrinology” Menopause significantly reduces skin collagen, leading to thinner, less elastic skin, and hormone replacement may help but requires careful consideration.
September 2017 in “Journal of Investigative Dermatology” Aging causes sweat glands to shrink and move upward, leading to less elastic skin and more wrinkles.