41 citations,
May 2005 in “International Journal of Cosmetic Science” Human hair contains various lipids that vary among individuals and help protect the hair.
April 2024 in “Skin appendage disorders” Environmental pollutants can damage hair health and cause hair loss.
Toxins can disrupt skin stem cell balance, causing skin overgrowth or ulceration.
295 citations,
March 2016 in “Life Sciences” Air pollution worsens skin diseases and aging by causing inflammation and oxidative stress.
23 citations,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
7 citations,
January 2015 in “Hair therapy & transplantation” Air pollution can cause hair loss, and using antioxidants, special shampoos, and coconut oil can improve scalp health and hair density.
4 citations,
April 1986 in “Cancer Letters” GSH-T levels in hair follicles are similar in smokers and non-smokers and don't increase with certain treatments.
1 citations,
December 2023 in “Environmental pollution” Hair analysis shows infants and mothers in north-western Spain are exposed to environmental pollutants, with factors like diet and residence affecting pollutant levels.
26 citations,
May 2012 in “Cellular and Molecular Life Sciences” NcoA4 may have roles beyond helping control gene activity, possibly affecting cell behavior and stability.
1 citations,
May 2014 in “Lipid Technology” New cleaning surfactants, biofuel production plans, dairy expansions, improved lipid testing methods, and various product launches and developments were reported in lipid technology.
215 citations,
March 2018 in “Archives of Toxicology” Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.
114 citations,
February 2012 in “International Journal of Dermatology” Smoking harms the skin, causing early aging and increasing cancer risk, but stopping smoking can improve skin health.
103 citations,
January 2009 in “Carbon” Pure carbon nanotubes are safe for mice, but impure ones cause immune issues and hair loss.
76 citations,
February 2015 in “Industrial Crops and Products” Researchers found over 40 compounds in Bituminaria bituminosa, including many flavonoids and some with potential for medical and hair care uses.
52 citations,
October 2016 in “Clinics in Dermatology” Some medications can cause acne, and stopping these drugs is the main treatment.
48 citations,
July 1996 in “Human & Experimental Toxicology” Human enzymes can detoxify harmful substances but might also increase their cancer risk.
30 citations,
September 2017 in “Environmental health perspectives” Exposure to Corexit dispersants during the oil spill cleanup was linked to increased respiratory and eye irritation symptoms in workers.
19 citations,
July 1993 in “Journal of Applied Toxicology” Different oil products cause varying levels of skin irritation in mice, which could potentially lead to tumors.
4 citations,
January 2018 in “Cosmetics” Spin traps like PBN could protect skin from pollution and sunlight in cosmetics but need more research for safe use.
1 citations,
March 2020 in “Current Science” Most people in the surveyed area experience hair loss, but they are not aware of the role of diet, iron, hormones, genetics, and possibly water quality in causing it.
January 2020 in “Cosmetics” Ecklonia cava extract may protect the scalp from pollution and improve its health.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” HSD11b1 affects skin nerves and increases non-histaminergic itch.
January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
434 citations,
October 2003 in “PTR. Phytotherapy research/Phytotherapy research” Natural products in cosmetics are beneficial for skin and hair care with low toxicity.
284 citations,
February 2008 in “Pediatrics” Chemicals and body size might change when puberty starts and progresses, but more research is needed to confirm this.
218 citations,
December 2011 in “Advances in Urology” The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
193 citations,
January 2015 in “International journal of trichology” Dermatologists need to understand hair products to treat hair and scalp issues better.
183 citations,
January 2018 in “Cosmetics” Essential oils in cosmetics can offer benefits but may cause allergies and should be used carefully.
165 citations,
February 2014 in “Phytotherapy Research” Myrtle has various health benefits and potential for medicine development.
149 citations,
September 2017 in “Pharmaceutics” Pig skin is a good substitute for human skin to measure drug absorption, but differences in skin structure and enzymes across species must be considered.