35 citations
,
February 2015 in “Experimental Dermatology” Cells from the base of hair follicles help blood vessel cells survive and grow, which is important for healthy hair.
30 citations
,
May 1999 in “Food and chemical toxicology” Procyanidin B-2 is safe to use on skin as a hair growth product.
23 citations
,
August 2017 in “Scientific Reports” Darker hair may lead to higher cortisol readings, suggesting a need to adjust for hair color in studies.
17 citations
,
April 2017 in “PLoS ONE” Hair follicle cells can become bone-like cells, useful for bone repair.
12 citations
,
December 2017 in “Food and chemical toxicology” Permanent hair dye mixtures can irritate and damage the skin.
10 citations
,
November 2022 in “Protein & Cell” Quercetin significantly helps hair growth by activating hair follicles and improving blood vessel formation around them.
8 citations
,
January 2013 in “Annals of Dermatology” Korean women dye their gray hair more than men, and it doesn't cause scalp diseases.
5 citations
,
January 2017 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Porokeratotic eccrine and hair follicle nevus is a very rare skin disorder possibly caused by a GJB2 gene mutation.
4 citations
,
June 2021 in “Basic and Clinical Neuroscience Journal” Rat hair follicle stem cells can improve nerve repair and muscle function after injury.
4 citations
,
July 2020 in “International Journal of Cosmetic Science” All hair removal methods irritate underarm skin and cause dryness, with shaving being less irritating but more drying than plucking or waxing.
3 citations
,
July 2015 in “European Journal of Dermatology” AGEs may cause hair loss by increasing inflammation in hair follicles.
2 citations
,
January 2020 in “American Journal of Clinical Research and Reviews” All skin diseases might start in hair follicles.
2 citations
,
November 2018 in “International Journal of Cosmetic Science” Chamomile extract can protect hair from damage caused by light.
2 citations
,
March 2005 in “International Journal of Cosmetic Science” Human hair structure varies by ethnicity, and certain treatments can improve hair condition and appearance.
2 citations
,
November 1995 in “American Journal of Obstetrics and Gynecology” Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
1 citations
,
December 2024 in “Scientific Data” Researchers identified key molecular changes in goat hair follicles that could improve cashmere production.
1 citations
,
June 2024 in “International Journal of Drug Delivery Technology” Herbal hair serums effectively promote hair growth and are safer than traditional treatments.
1 citations
,
February 2021 in “International Journal of Research in Dermatology” Premature graying of hair significantly harms psychological and social wellbeing.
1 citations
,
July 2016 in “Cosmetics” Black henna tattoos can cause severe allergies to hair and textile dyes, and there's a need for greater public awareness and regulation.
1 citations
,
March 2014 in “TURKDERM” Understanding hair follicles can lead to new treatments for hair loss and skin tumors.
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
May 2026 in “Southeast Asian Journal of Case Report and Review” Individualized homeopathic treatment may help improve vitiligo.
April 2026 in “International Journal for Research in Applied Science and Engineering Technology” The hibiscus leaf shampoo effectively reduces hair fall and is safe and eco-friendly.
November 2025 in “Journal of Ayurveda and Integrated Medical Sciences” Herbal hair dyes are safe, effective, and beneficial for hair health.
October 2023 in “Dermatology practical & conceptual” Many patients experienced hair loss after COVID-19, with women affected more, starting on average 49 days post-infection.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” A protein called EGFR protects hair follicle stem cells, and when it's disrupted, hair follicles can be damaged, but blocking certain pathways can restore hair growth.
January 2023 in “Our Dermatology Online” Laser hair removal is effective but may have side effects.
January 2023 in “Han'gug mi'saengmul saengmyeong gong haghoeji/Han-guk misaengmul saengmyeong gonghak hoeji” NOC-4 extract promotes black hair and hair growth effectively.
July 2018 in “International journal of clinical & experimental dermatology” Eat a balanced diet for healthy hair; only use supplements if you have a proven nutrient deficiency.
May 2018 in “Journal of Investigative Dermatology” Activating Wnt in skin cells controls the number of hair follicles by directing cell movement and fate.