June 2025 in “Healthy-Mu Journal” The optimized Cinchonine gel effectively fights acne bacteria and is safe for twice-daily use.
January 2026 in “Colloids and Surfaces B Biointerfaces” A silicone treatment makes damaged hair more water-resistant and stronger.
A new hydrogel made from human hair keratin can help regenerate skin and fight bacteria.
January 2006 in “Journal of Society of Cosmetic Chemists of Japan” The new hybrid polymer improves dyed hair's color, feel, and manageability.
18 citations
,
July 2015 in “Journal of cosmetic dermatology” Straightening and coloring hair, especially with sodium hydroxide, greatly increases protein loss.
2 citations
,
January 2008 in “Journal of Society of Cosmetic Chemists of Japan” PMS nanoparticles improve damaged hair by protecting and restoring its surface and color.
1 citations
,
June 2014 in “[Thesis]. Manchester, UK: The University of Manchester; 2014.” Chemical modifications can alter hair's stability and flexibility, with hydrophobic interactions helping maintain structure in humid conditions.
December 2014 in “Nicolaus Copernicus University Repository (Nicolaus Copernicus University)” Polyquaternium-7 improves hair condition.
2 citations
,
July 2013 in “Acervo Digital da Universidade Estadual Paulista (Universidade Estadual Paulista)” The shampoo effectively defines and models curls while reducing frizz and volume.
25 citations
,
May 2008 in “Journal of cosmetic dermatology” Conditioning agents, especially jojoba oil and lauryl PEG/PPG-18/18 methicone, protect and strengthen chemically straightened Afro-ethnic hair.
19 citations
,
October 2017 in “European Journal of Pharmaceutics and Biopharmaceutics” The gel made of minoxidil and hydroxypropyl-β-cyclodextrin improves hair growth and is good for long-term use.
14 citations
,
August 2007 in “Bioorganic & Medicinal Chemistry Letters” The compound (1R,2S)-4-(2-Cyano-cyclohexyl-oxy)-2-trifluoromethyl-benzonitrile can stimulate hair growth and reduce oil production when applied topically.
2 citations
,
January 2023 in “Skin Appendage Disorders” Hydroxychloroquine may help some hair disorders, but results vary.
1 citations
,
January 2004 in “China Surfactant Detergent & Cosmetics” The compound improves hair conditioning in shampoos.
42 citations
,
January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.
Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.
3 citations
,
January 2009 in “Sen'i Gakkaishi” Using both TGA and DTDG in hair straightening reduces hair damage compared to using TGA alone.
February 2026 in “Macromolecular Bioscience” Keratin-based hydrogels with calcium are effective for delivering anti-fibrotic drugs.
December 2022 in “Research journal of topical and cosmetic sciences” TRICHONEM™ hair wash powder effectively treats dandruff and promotes hair growth.
18 citations
,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
1 citations
,
April 2021 in “Journal of Cosmetic Dermatology” The cream effectively reduced hair growth on forearms.
13 citations
,
September 2017 in “International Journal of Cosmetic Science” Thioglycerol treatment at pH 9.0 with ammonia causes less hair damage and better waving than thioglycolic acid.
4 citations
,
August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
12 citations
,
March 2023 in “Processes” Plant surfactants from quinoa and soybeans are effective, safe, and eco-friendly for shampoos.
January 2001 in “China Surfactant Detergent & Cosmetics” Both conditioners help protect hair from perm damage, but their effectiveness varies.
July 2019 in “Ferroelectrics” More human hair protein makes the films weaker and less clear.
November 1968 in “Journal of the American Pharmaceutical Association” November 2025 in “Cosmetics” POLEVAN® improves hair shine, moisturizes the scalp, and maintains foam quality in shampoos.
Modern shampoos use a mix of surfactants and other ingredients to clean, reduce irritation, and improve performance.
10 citations
,
January 2012 in “International Journal of Cosmetic Science” Thioglycolic acid mainly affects the unordered areas in hair structure.