Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.
June 2024 in “ChemBioChem” Replenishing free 18-MEA can help restore damaged hair surfaces.
20 citations
,
January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.
23 citations
,
May 2010 in “Surface and interface analysis” Chemical treatments and UV radiation severely damage the lipid layer on hair.
January 1992 in “Research Online (University of Wollongong)” Dietary linoleic acid may help reduce hyperthyroidism effects.
24 citations
,
April 2016 in “Experimental Dermatology” Chemical treatments like dyeing, perming, and bleaching damage hair by altering amino acids and lipids.
January 2011 in “Journal of Society of Cosmetic Chemists of Japan” 18-MEA and SPDA can restore damaged hair's smoothness and reduce frizz.
January 2025 in “JCEM Case Reports” Enzyme replacement therapy may help alleviate symptoms in complex cases like this.
22 citations
,
August 2011 in “Journal of Supercritical Fluids” Rice bran extract might help prevent hair loss.
25 citations
,
May 2019 in “Cosmetics” 18-MEA and cationic surfactants can restore and maintain hair's hydrophobic nature, improving its beauty and feel.
April 2024 in “Research Square (Research Square)” 16-MHA can restore the barrier and moisture of damaged hair, making it similar to undamaged hair.
8 citations
,
November 2019 in “Clinical Science” High DHA levels delay wound healing and worsen skin repair quality.
36 citations
,
August 2011 in “Journal of dermatological science” Human hair has a protective lipid layer that can be damaged by moisture and treatments, affecting hair growth and health.
29 citations
,
June 2014 in “Drug delivery” The new formulation improved the skin absorption of the drug Thiocolchicoside.
October 2025 in “Coloration Technology” Delipidised wool is brighter, dyes better, and is more eco-friendly.
2 citations
,
October 2012 in “Experimental Dermatology” Deleting the Sox21 gene changes hair lipid composition and increases cholesterol sulfate levels.
27 citations
,
May 2019 in “Cosmetics” The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.
43 citations
,
July 2005 in “Journal of Chromatography B” A new method accurately measures hair lipids, revealing individual differences.
28 citations
,
December 2010 in “Langmuir” Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.
36 citations
,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
4 citations
,
October 2022 in “Frontiers in public health” Cadmium chloride pollution can cause skin disorders, speed up aging, and prevent hair growth.
Hair product allergies are common, especially to hair dyes, and hairdressers are at higher risk.
14 citations
,
October 2016 in “Psychoneuroendocrinology” Finasteride affects brain processes related to neurotransmission and metabolism, potentially helping with neuropsychiatric conditions.
42 citations
,
September 2012 in “PLoS ONE” Bezafibrate treatment improved skin and spleen health in aging mice but didn't extend lifespan.
8 citations
,
July 2010 in “Aesthetic Plastic Surgery” Adding more glutathione to the preservation solution doesn't reduce oxidative stress in hair transplants.
August 2025 in “Tropical Journal of Natural Product Research” Celery extract and candlenut oil effectively and safely boost hair growth.
January 2026 in “International Journal of Advanced Biochemistry Research” The dog improved significantly after treatment and needs lifelong thyroid medication.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
24 citations
,
July 1987 in “Dermatologic Clinics” Systemic diseases can cause hair loss, which is often reversible with treatment.
19 citations
,
November 2018 in “Nutrients” Annurca apple extract may protect mouse hair from damage by chemotherapy and could help treat hair loss without promoting cancer growth.