January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
June 2017 in “University of the Arts London Research Online (University of the Arts London)” Polymers help reduce damage and improve bleached hair when used during or after bleaching.
Oxidized hair can naturally regain strength and stability over six months.
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
Chemical treatments weaken hair's thermal stability and structure.
11 citations
,
June 2013 in “PubMed” The automated flat iron can permanently straighten hair without chemicals, especially at 154°C, and silicone improves the results.
2 citations
,
January 2011 Relaxers straighten African hair by breaking down its helical structure using strong bases.
13 citations
,
March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
February 2025 in “International Journal of Cosmetic Science” Protein carbonylation is a sensitive marker for oxidative damage in hair, especially from light exposure.
7 citations
,
December 2021 in “Annals of Phytomedicine An International Journal” Silver nanoparticles from Laurus nobilis leaves may be a new, safer antiarthritic treatment.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
4 citations
,
January 2007 in “Sen'i Gakkaishi” Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
150 citations
,
April 1999 in “Dermatologic Clinics” Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.
30 citations
,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
23 citations
,
January 2018 in “Elsevier eBooks” Nanoemulsions improve stability and delivery of active ingredients in cosmetics for skin and hair care.
13 citations
,
May 2021 in “Plants” The leaf extract of Leea indica may reduce inflammation, dissolve blood clots, and promote hair growth.
1 citations
,
April 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Climate-related nutritional stress may cause hair loss in juvenile male Guadalupe fur seals.
17 citations
,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
19 citations
,
January 2019 in “Molecular Medicine Reports” Store stem cells at 4°C in 10% human serum and use within 2-4 hours for best results.
179 citations
,
November 2022 in “Frontiers in Plant Science” WRKY transcription factors help plants manage stress and support growth.
September 2023 in “Journal of Natural Fibers” Drying hair with a microfiber towel better maintains hair strength and structure than using a cotton towel or blow-drier.
December 2025 in “Cosmetics” The bio-based complex effectively repairs and protects chemically damaged hair.
6 citations
,
January 2009 in “Elsevier eBooks” The skin has multiple layers and cells, serves as a protective barrier, helps regulate temperature, enables sensation, affects appearance, and is involved in vitamin D synthesis.
4 citations
,
January 2014 in “The Scientific World Journal” Red deer antler extract helps hair grow by extending the growth phase and increasing cell growth in hair follicles.
March 2010 in “Cosmetic Dermatology” Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
19 citations
,
March 2017 in “Scientific Reports” HAT-L4 is crucial for preventing body fluid loss by maintaining skin barrier integrity.
4 citations
,
January 2021 in “Skin appendage disorders” Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.
May 2019 in “Asian Journal of Pharmaceutical and Clinical Research” Eclipta prostrata, particularly its chloroform fraction, effectively reduces inflammation and arthritis.
January 2025 in “Burns & Trauma” Titanium dioxide nanoparticles can help heal wounds faster and better.
7 citations
,
October 2019 in “Frontiers in bioengineering and biotechnology” Fusion proteins can protect hair from heat damage.