15 citations,
June 2019 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Chemical and physical treatments like bleaching, dyeing, and UV radiation damage both Caucasian and Afro-ethnic hair.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
October 2021 in “QJM: An International Journal of Medicine” Intense Pulsed Light treatments significantly improve signs of aging and sun damage on the skin.
Retinoids or their analogs could treat skin pigmentation disorders like melasma and vitiligo.
January 2023 in “Applied sciences” Equisetum debile extracts may help with skin whitening, anti-wrinkle, and anti-hair loss treatments.
94 citations,
April 2018 in “Nature Genetics” New genetic locations explain much of hair color variation in Europeans.
34 citations,
January 2011 in “Annals of dermatology/Annals of Dermatology” Using a hair dryer at 15 cm with continuous motion causes less damage than natural drying.
21 citations,
January 2019 in “Experimental dermatology” Light therapy using helium-neon lasers can help restore skin color in vitiligo by promoting skin cell growth and movement.
18 citations,
January 2020 in “Ecology and evolution” Genes related to pigmentation, body rhythms, and behavior change during hares' seasonal coat color transition, with a common genetic mechanism in two hare species.
8 citations,
January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
3 citations,
December 2023 in “Biomedicines” PRP therapy helps skin heal and improve by promoting cell growth and repair.
2 citations,
November 2022 in “BioMed Research International” Baicalin may help treat hair loss by promoting hair follicle growth and activating specific cellular pathways.
1 citations,
September 2018 in “International journal of research - granthaalayah” Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
July 2023 in “Biomolecules” The new "whisker follicle microinjection assay" can test how different biomolecules affect hair growth and color.
July 2024 in “Experimental Dermatology” AP collagen peptides help hair grow and improve hair health.
16 citations,
August 2000 in “Il Farmaco” Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
September 2022 in “KnE medicine” Argan oil in hair tonic increases hair growth and weight in mice, with the best results at 3% concentration.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
January 2024 in “Frontiers in Bioengineering and Biotechnology” A new method using stem cell membranes to deliver Minoxidil improved hair growth in mice better than Minoxidil alone.
2 citations,
July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
January 2024 in “Molecules (Basel. Online)” Juglone from walnut extracts may help repair damaged hair.
Arabica coffee pulp extract may help prevent hair loss and promote hair growth.
7 citations,
January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
6 citations,
January 2022 in “Gene” Scientists found 53 keratin genes in yaks that are important for hair growth and share similarities with those in other animals.
9 citations,
January 2014 in “DARU Journal of Pharmaceutical Sciences” Cuscuta reflexa extracts helped regrow hair in rats with drug-induced hair loss.
1 citations,
January 2009 in “Elsevier eBooks” Lasers can reduce hair growth but may also damage skin.
35 citations,
January 2011 in “Journal of Biological Chemistry” sPLA2-X is crucial for normal hair growth and follicle health.
1 citations,
January 1967 in “The BMJ” The document concludes that while some hair and scalp disorders can be treated, hair loss from destroyed follicles is permanent, and damaged hair can only regrow naturally.
44 citations,
April 2017 in “Genes & development” Scientists found cells in hair that are key for growth and color.
25 citations,
October 1976 in “The BMJ” A woman showed neurological symptoms from psittacosis linked to bird exposure, improving after antibiotic treatment.