97 citations,
January 2005 in “Wear” Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.
November 2011 in “Advanced Materials Research” Adding 1% hair fibers to brake materials improves friction and wear, making them more effective.
October 2022 in “Journal of Drugs in Dermatology” Combining PRP and laser treatments improves hair density best for androgenetic alopecia.
Enzymatic synthesis improved the water solubility of the flavonoid baicalin, which may help treat hair loss conditions.
39 citations,
August 2017 in “Colloids and Surfaces B: Biointerfaces” 50-nm nanoparticles are better at penetrating skin and targeting hair follicles for drug delivery than 100-nm ones.
29 citations,
January 2006 in “Clinical chemistry and laboratory medicine” SHBG binding properties are unchanged in male liver cirrhosis patients.
January 1997 in “Elsevier eBooks” The document explains how shampoos clean, rinses condition, one-step shampoos offer convenience, and hair growth promoters aim to prevent hair loss, emphasizing the importance of scientific evidence for their effectiveness.
124 citations,
July 2017 in “eLife” Type XVII collagen helps control skin cell growth and could be a target for anti-aging treatments.
49 citations,
September 2008 in “International journal of pharmaceutics” Artificial sebum L closely mimics human sebum for drug delivery research.
7 citations,
March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
32 citations,
September 2018 in “Journal of pharmaceutical sciences” The model better predicts how water-loving and fat-loving substances move through the skin by including tiny pores and hair follicle paths.
25 citations,
May 2019 in “Cosmetics” 18-MEA and cationic surfactants can restore and maintain hair's hydrophobic nature, improving its beauty and feel.
1 citations,
November 2022 in “Pharmaceutical research” The simulation showed that hypobaric pressure improves drug delivery through the skin, but stretching alone doesn't fully explain the increase.
35 citations,
June 2017 in “Pharmaceutical research” Researchers developed a model that shows hair follicles increase skin absorption of caffeine by 20%.
39 citations,
November 2016 in “Pharmaceutics” The hair follicle pathway significantly affects how easily water-loving chemicals pass through the skin.
11 citations,
September 2020 in “Steroids” A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
11 citations,
January 2006 in “Drug development and industrial pharmacy” Adding TPGS to minoxidil solutions can improve skin penetration and retention, especially in water and PEG 400-based solutions.
9 citations,
June 2002 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” Testosterone therapy can help women with androgen deficiency by improving energy, sex drive, and bone health with few side effects.
38 citations,
February 2005 in “The journal of sexual medicine” The testosterone patch and gel are both effective, but they have different absorption patterns and effects on hormone levels.
8 citations,
January 1986 in “Journal of hepatology” Men with liver cancer have higher levels of a specific testosterone byproduct in their liver and blood, despite overall lower male hormone levels.
22 citations,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces dihydrotestosterone, increases testosterone, and may treat hirsutism in women.
25 citations,
June 1990 in “Journal of Pharmaceutical Sciences” Longer contact time increases minoxidil absorption, but doesn't affect metabolism.
27 citations,
November 1998 in “Journal of Endocrinological Investigation” Finasteride significantly reduces hair growth in women with idiopathic hirsutism.
25 citations,
February 1989 in “The Journal of Clinical Pharmacology” This document studied minoxidil in healthy volunteers. Minoxidil is quickly absorbed and eliminated from the body.
27 citations,
October 2016 in “The Journal of Clinical Endocrinology and Metabolism” Daughters of women with PCOS generally experience normal puberty but may have more body hair and different body fat distribution.
105 citations,
February 2011 in “The Journal of Clinical Endocrinology & Metabolism” Treating sleep apnea in young obese women with PCOS can improve heart health and insulin sensitivity.
11 citations,
May 2010 in “Journal of Medicinal Chemistry” A new compound was created in 2010 that can control oil production when applied to the skin, and its effects are completely reversible after two weeks.
3 citations,
February 2023 in “ACS omega” Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.
378 citations,
September 1998 in “The Journal of Clinical Endocrinology and Metabolism” PCOS affects about 4% of women in the southeastern U.S. equally across Black and White populations.
20 citations,
October 2018 in “Physics and chemistry of liquids” Minoxidil dissolves better in ethanol-water mixtures at different temperatures, with water playing a key role.