60 citations
,
June 2019 in “Ageing Research Reviews” Fat from the body can help improve hair growth and scars when used in skin treatments.
51 citations
,
February 2006 in “Clinics in Dermatology” Pregnant women often experience skin and hair changes, with over half getting stretch marks and pigment changes, and should be cautious with cosmetic procedures due to potential risks.
47 citations
,
May 2002 in “Journal of Cutaneous Medicine and Surgery” Pregnancy can cause normal skin changes that usually go away after childbirth and don't need treatment.
44 citations
,
July 2011 in “Dermato-endocrinology” Thyroid hormone affects skin health, with too little causing rough, pale skin and too much leading to smooth, thin skin, and may also impact wound healing and skin conditions.
44 citations
,
January 2005 in “Dermatology” Hair problems can be caused by genetics or the environment, and treatment should focus on the cause and reducing hair damage.
43 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” The article concludes that advancements in hair cosmetics require dermatologists to stay informed about products and their potential risks, including allergies and higher risks for hairdressers.
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.
24 citations
,
March 2015 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” Some skin conditions are common during pregnancy and can be safely treated without affecting the pregnancy outcome.
24 citations
,
July 2011 in “PubMed” Thyroid hormones affect skin texture, hair and nail growth, and can cause skin diseases related to thyroid problems.
24 citations
,
June 2011 in “International Journal of Dermatology” Most pregnant women experience skin changes like darkening and itching, while serious skin conditions are rare but need early treatment.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
21 citations
,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
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
,
January 2002 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” The cuticle significantly contributes to hair stiffness, making up about 60% of the total bending stress.
9 citations
,
July 2020 in “Experimental Dermatology” Topical L-thyroxine may help with wound healing and hair growth but should be used short-term due to potential risks.
7 citations
,
March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
7 citations
,
August 2018 in “Journal of cosmetic dermatology” Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.
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.
6 citations
,
May 1987 in “Acta dermato-venereologica” Syphilis patients showed abnormal hair root changes, with no difference between primary and secondary stages.
4 citations
,
January 2000 Piedraia hortae fungi dissolve both the outer and inner layers of hair.
3 citations
,
January 2021 in “Wear” Hair's resistance to wear varies by ethnicity and treatment, with less wear indicating stronger hair.
1 citations
,
December 2018 in “IntechOpen eBooks” Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
1 citations
,
May 2017 in “Asian journal of medical sciences” The dietary supplement significantly improved skin, nails, and hair in older adults.
January 2026 in “International Journal of Advanced Research in Science Communication and Technology” The herbal beard balm effectively nourishes and hydrates beards, reducing dryness and irritation.
January 2025 in “International Journal of Dermatology Venereology and Leprosy Sciences” Obesity worsens skin health and losing weight can improve skin conditions.
January 2024 in “PloS one” Rat hair-follicle stem cells can become heart cells with specific supplements.
November 2023 in “International Research Journal of Modernization in Engineering Technology and Science” Herbal shampoos clean and improve hair naturally without harmful side effects.
September 2023 in “Asian journal of beauty & cosmetology” Lipids are important for healthy hair, but their exact role is not fully understood and needs more research.
August 2023 in “Repository of the University of Primorsk (University of Primorska)” A Western diet may increase acne risk, while a Mediterranean diet and certain supplements can help reduce it.
January 2023 in “International Journal of Research Publication and Reviews” Some herbal ingredients like linalool and tea tree oil have anti-dandruff properties and are safe for use in shampoos.