13 citations
,
January 2013 in “International Journal of Trichology” Inflammation around hair follicles may worsen hair loss; evaluating and treating it can improve transplant results.
12 citations
,
October 1954 in “Textile Research Journal” Hair absorbs alkali bromide salts and water, affecting its structure, with absorption decreasing at higher temperatures.
8 citations
,
December 2003 in “Materials Research-ibero-american Journal of Materials” Polyquaternium 7® builds up on hair, improving its look and feel, and AFM is good for measuring these changes.
7 citations
,
April 2018 in “Molecular Medicine Reports” BeauTop helps hair grow by increasing certain growth factors.
3 citations
,
January 2016 in “Annals of Dermatology” Minoxidil was the most effective treatment for hair regrowth in rats compared to Aminexil or Kerium.
April 2018 in “Journal of Investigative Dermatology” Glycogen metabolism is important for energy and processes in human hair follicles, and hair follicles may produce glucose from lactate.
July 2007 in “Clinical Risk” A woman got severe scalp burns from a salon's improper hair bleaching treatment.
1 citations
,
November 2019 in “The Korea Journal of Herbology” The herbal mixture RAA promotes hair growth and could be an alternative treatment for hair loss.
10 citations
,
June 2019 in “International Journal of Cosmetic Science” Some plant-based chemicals may help with hair growth, but more research is needed to confirm their effectiveness.
November 2023 in “Journal of Cosmetic Dermatology” Injecting a person's own fat into their scalp may help regrow hair and improve hair thickness in different types of hair loss.
1 citations
,
April 2017 in “Journal of Investigative Dermatology” D-OCT shows increased blood vessel growth in response to tissue damage in Frontal Fibrosing Alopecia and is useful for diagnosis and monitoring.
Malnourished people have weaker hair that is easier to pluck.
45 citations
,
December 2006 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Vitamin D and its receptor are essential for hair growth, cell regulation, immune function, and heart health.
January 2021 in “Global Dermatology” Cellcurex™ treatment increased hair growth and thickness but caused pain and bleeding.
59 citations
,
January 2003 in “Phytomedicine” Fennel extract cream can reduce hair thickness in people with excessive hair growth.
2 citations
,
June 2022 in “Molecules” Connarus semidecandrus Jack extract promotes hair growth and thickness, reduces prostate cancer cell growth, and could potentially be used as a treatment for hair loss.
July 2023 in “International journal of trichology” Cellcurin therapy with microneedling increases hair density and thickness in treating hair loss in men and women.
September 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” Using platelet-rich plasma for storing hair grafts improves hair regrowth and density.
21 citations
,
June 2017 in “Journal of Dermatological Treatment” Topical cetirizine improves hair density and thickness in androgenetic alopecia, but more research is needed.
October 2025 in “International Wound Journal” Gamma-irradiated amniotic fluid improves healing and reduces thickness of hypertrophic scars.
107 citations
,
August 2014 in “Dermatologic Surgery” PRP injections improve hair thickness for baldness.
15 citations
,
July 2015 in “Developmental Dynamics” Orai1 protein is crucial for tooth development and affects enamel thickness and mineralization.
June 2023 in “Skin Research and Technology” High-resolution MRI can distinguish between tertiary androgenetic alopecia and severe alopecia areata by measuring scalp and tissue thickness and hair follicle depth.
6 citations
,
September 2017 in “Experimental and Therapeutic Medicine” Shortened PEDF peptides speed up skin wound healing by boosting cell growth.
April 2024 in “Advances in Redox Research” Human hair strength and health are linked to sulfur compounds that can be reduced by stress but improved with sulfur supplements.
23 citations
,
January 2016 in “Forensic Science International” Thermal hair straightening changes drug levels in hair, affecting test results.
Cinchona succirubra extract with caffeine reduces hair loss and strengthens hair.
27 citations
,
May 2018 in “Journal of Dermatological Science” M2 macrophages, a type of immune cell, help in new hair growth on scars by producing growth factors.
July 2021 in “Aesthetic Surgery Journal” Using lasers and fat grafting before hair transplant improves hair growth on scarred skin.
April 2022 in “Journal of Cosmetic Dermatology” Combining PRP and platelet gel effectively treats resistant hair loss, increasing hair density and thickness.