3 citations,
September 2005 in “International Journal of Cosmetic Science” Different oils penetrate hair differently; monounsaturated oils like olive oil penetrate better than polyunsaturated oils.
11 citations,
January 2016 in “Biointerphases” The hair's outermost surface has multiple layers of lipids and proteins.
23 citations,
May 2010 in “Surface and interface analysis” Chemical treatments and UV radiation severely damage the lipid layer on hair.
4 citations,
April 2018 in “Journal of vacuum science and technology. B, Nanotechnology & microelectronics” The conclusion is that a new method can identify cosmetic residues on hair and match them to their products.
2 citations,
January 2006 in “International Journal of Cosmetic Science” The study found that certain conditioning compounds can penetrate hair and potentially improve its resistance to damage.
April 2024 in “Research Square (Research Square)” 16-MHA can restore the barrier and moisture of damaged hair, making it similar to undamaged hair.
The best way to apply vitamin C to the skin is with a nanostructured lipid carrier formulation.
25 citations,
December 2011 in “Surface and interface analysis” Bleaching hair causes significant damage by breaking down proteins and fatty acids.
25 citations,
January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
18 citations,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
3 citations,
April 2018 in “Holzforschung” Scientists found a new natural compound and other known compounds in Cercidiphyllum japonicum twigs, which might be useful for medicine.
1 citations,
January 2023 in “International journal of all research education and scientific methods” Hair analysis is better than urine and blood for detecting past drug use.
9 citations,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.
Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.
8 citations,
January 2012 in “International journal of polymer analysis and characterization/IJPAC. International journal of polymer analysis and characterization/IJPAC. International journal of analysis and characterization” Hydrogenated palm oil repairs and conditions damaged hair by preventing swelling.
April 2024 in “Cosmetics” Different oils affect hair flexibility and strength, with their impact varying on whether hair is virgin or bleached.
January 2017 in “Journal of Investigative Dermatology Symposium Proceedings” The 2015 Hair Research Congress concluded that stem cells, maraviroc, and simvastatin could potentially treat Alopecia Areata, topical minoxidil, finasteride, and steroids could treat Frontal Fibrosing Alopecia, and PTGDR2 antagonists could also treat alopecia. They also found that low-level light therapy could help with hair loss, a robotic device could assist in hair extraction, and nutrition could aid hair growth. They suggested that Alopecia Areata is an inflammatory disorder, not a single disease, indicating a need for personalized treatments.
25 citations,
May 2019 in “Cosmetics” 18-MEA and cationic surfactants can restore and maintain hair's hydrophobic nature, improving its beauty and feel.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
16 citations,
January 2010 in “Springer eBooks” 11 citations,
June 2001 in “PubMed” Coconut oil can penetrate hair better than mineral oil, potentially protecting against damage.
Forensic hair analysis for drugs is now more reliable and accurate.
49 citations,
December 2017 in “Journal of pharmaceutical and biomedical analysis” The method effectively detects banned substances in urine for sports antidoping.
21 citations,
October 2011 in “PloS one” Certain molecules in hair change with age and could be used for cosmetic treatments.
May 2023 in “Journal of Ethnopharmacology” The wild garlic plant, Allium macrostemon Bunge, can promote hair growth and could potentially be used to treat hair loss.
9 citations,
March 2019 in “Molecular & cellular proteomics” Reductive stress messes up collagen balance and alters cell signaling in human skin cells, which could help treat certain skin diseases.
February 2023 in “Frontiers in Pharmacology” Water extract of Cacumen Platycladi helps hair growth by activating specific cell pathways.
1 citations,
September 2023 in “Molecules (Basel. Online)” Plant sterols have health benefits like lowering cholesterol, but more research is needed to understand their effects and improve their extraction and sustainability.
6 citations,
September 2014 in “Food Additives & Contaminants: Part A” New method effectively detects illegal hormones in anti-aging foods.
63 citations,
February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.