84 citations
,
April 2015 in “Cosmetics” Hair dyes vary in how long they last and how deeply they penetrate hair.
7 citations
,
November 2022 in “International Journal of Molecular Sciences” As Japanese males age, their hair darkens due to increased melanin, with males generally having darker hair than females.
5 citations
,
May 2022 in “Fashion and Textiles” Hair conditioners with argan oil or camellia oil improve the strength and color of bleached hair.
Coreopsis tinctoria Nutt. extract can effectively dye hair yellow or dark brown with good wash durability.
10 citations
,
June 2019 in “Cosmetics” Mixed-race individuals have hair with varied shapes and more root damage.
1 citations
,
March 2023 in “Journal of Natural Fibers” A gentler, less damaging method for curling hair using tyrosine works well initially but fades after washing.
November 2023 in “Computational and Structural Biotechnology Journal” A single robotic system can accurately harvest and implant hair grafts, showing promise for real-world use.
September 2025 in “Cosmetics” NMN supplements may improve hair quality and appearance in middle-aged women.
53 citations
,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
14 citations
,
November 2012 in “SLAS discovery” Some herbal extracts can promote hair growth and prevent hair loss.
1 citations
,
May 2022 in “International Journal of Trichology” Hair camouflage techniques can help manage hair loss and boost confidence.
January 2026 in “Health Science Reports” Personalized hair care can help manage hair-focused repetitive behaviors.
December 2025 in “Sustainable Chemistry One World” Mangosteen waste can be used as an eco-friendly natural hair dye, producing a lasting reddish color and strengthening hair.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
July 2025 in “Biomolecules” Adenosine may help with hair loss, but more research is needed.
33 citations
,
September 2018 in “Frontiers in Microbiology” Human hair shafts inhibit Gram-positive bacteria growth but not Gram-negative bacteria.
26 citations
,
October 1999 in “Archives of Dermatology” Curly hair in certain scalp areas can be an early sign of hair loss.
12 citations
,
October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
7 citations
,
January 2020 in “Skin Appendage Disorders” Take care of your hair as much as your face for a youthful look.
1 citations
,
November 2021 in “Jurnal Farmasi Indonesia” Secang wood extract hair tonic promotes hair growth and meets quality standards.
1 citations
,
February 2017 in “Journal of pharmacology & clinical research” The herbal hair gel with Eclipta alba and Lippia nodiflora extracts was more effective at growing hair than the control gel and minoxidil.
January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
December 2023 in “Journal of Cosmetic Dermatology” The hair growth product was effective and safe, increasing hair growth, thickness, and density while reducing hair fall.
5 citations
,
February 2022 in “Acta Biomaterialia” Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.
April 2023 in “Pharmacognosy Magazine” Cerasus serrulata flower extracts can help turn grey hair black again.
80 citations
,
April 2006 in “Clinical Interventions in Aging” Minoxidil and Finasteride are effective for male baldness; more research is needed for hair aging treatments.
62 citations
,
January 2003 in “Dermatology” Sunlight worsens hair loss; protect scalp.
1 citations
,
November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
May 2003 in “Facial Plastic Surgery Clinics of North America” Hair loss can be treated with medications like minoxidil and finasteride or surgery, but treatment effectiveness varies by alopecia type and accurate diagnosis is important.