May 2026 in “DergiPark (Istanbul University)” The plant-based shampoo was successfully scaled up for industrial production while maintaining quality and safety.
5 citations
,
December 2020 in “International journal of biological macromolecules” Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
June 2017 in “Experimental dermatology” Skin has a larger surface area than thought, certain skin cells improve skin flap survival, better trials for skin conditions in children are needed, Stevens-Johnson syndrome rates vary by age and race, and better skin barrier function may reduce inflammation in the elderly.
April 2023 in “CRC Press eBooks” Hair care products mainly work on the hair's surface and need professional guidance for use.
10 citations
,
April 2020 in “Journal of surfactants and detergents” Shampoos with sugar-derived surfactants clean hair well and are gentler than those with SLES.
9 citations
,
November 2006 in “Journal of Microscopy” Dye mainly stays on the hair surface and endocuticle.
3 citations
,
July 2003 in “PubMed” The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.
1 citations
,
August 1992 in “Proceedings annual meeting Electron Microscopy Society of America” Mammoth hair from different ages shows distinct surface textures and elemental compositions.
16 citations
,
August 2014 in “Archives of Pharmacal Research” Special nanoparticles increased skin absorption of hair loss treatments with fewer side effects.
2 citations
,
March 2018 in “ACS Sustainable Chemistry & Engineering” Heating human hair creates hollow microtubes with smooth surfaces.
April 2025 in “International Journal of Homoeopathic Sciences” Homeopathy helped regrow hair and improve emotional health in alopecia areata.
6 citations
,
January 2005 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The 16th-century mummy's hair was well-preserved due to a calcium surface coat.
10 citations
,
August 2021 in “Cosmetics” The best shampoo formula used 1% high-weight hyaluronic acid, 10% acidic sophorolipid, and 1% salt for effective hair conditioning and cleansing without sulfates or silicones.
5 citations
,
January 1964 in “Naunyn-Schmiedeberg s Archives of Pharmacology” Iodine is absorbed by hair just below the skin surface.
1 citations
,
July 2025 in “JCI Insight” Hair follicle stem cells help maintain skin health by moving to and supporting the skin's surface layers.
Some dog skin mousse products with certain chemicals can prevent bacterial growth for up to 14 days, but effectiveness varies with hair length and product ingredients.
24 citations
,
November 2009 in “Pharmaceutical Development and Technology” Transcutol P best increases Finasteride absorption for hair loss treatment.
4 citations
,
March 2021 in “Journal of Surfactants and Detergents” Shampoo B, which uses water-soluble silicone, is better at detangling hair in wet conditions due to its two-layer conditioning film.
January 2018 in “대한미용학회지” White hair is denser and more hydrophobic than black hair.
103 citations
,
September 2004 in “Clinics in dermatology” Blocked hair follicles cause acne, and studying tiny early acne spots helps understand its severity.
47 citations
,
November 2012 in “Pharmaceutical research” Surface-modified nanoparticles mainly use non-follicular pathways to enhance skin permeation of ibuprofen and could improve treatment for inflammatory skin diseases.
12 citations
,
January 2018 in “Biomaterials Science” Softer hydrogel surfaces help maintain hair growth-related functions in skin cells.
95 citations
,
January 2009 in “Journal of Biomedical Optics” Nanoparticles penetrate hair follicles better when their size matches the cuticula thickness.
July 2023 in “Research Square (Research Square)” Skin's uneven surface and hair follicles affect its stress and strain but don't change its overall strength, and help prevent the skin from peeling apart.
52 citations
,
December 2000 in “Archives of Dermatological Research” Scalp skin barrier affects hair loss; personalized treatments needed.
7 citations
,
January 2007 in “Elsevier eBooks” Shampoos clean hair mainly with surfactants and have added ingredients for extra benefits.
January 2006 in “Chinese Journal of Dermatology” Amelanotic melanocytes from hair follicles are immature and likely don't transfer melanosomes to keratinocytes.
November 2004 in “Qucosa (Saxon State and University Library Dresden)” Active agents mainly stay on the hair surface after short washes.
60 citations
,
August 1969 in “British Journal of Dermatology” Germicides mostly stay on the skin's surface, but some penetrate deeper depending on the product used.
39 citations
,
November 2015 in “Nanomedicine” Improved Finasteride delivery for hair loss treatment.