97 citations
,
September 2011 in “British Journal of Dermatology” The human hair follicle can store topical compounds and be targeted for drug delivery with minimal side effects.
12 citations
,
February 2019 in “Skin research and technology” White hair has less lipid content and absorbs water differently than brown hair.
1 citations
,
June 2022 in “Pharmaceutics” Minoxidil's absorption is too variable for it to be a reliable reference drug.
30 citations
,
December 2017 in “Clinical, Cosmetic and Investigational Dermatology” Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
Cellcurin serum significantly increased hair growth in people with androgenetic alopecia.
August 2024 in “International Journal of Pharmaceutics” The treatment promotes hair growth, improves hair density, and reduces skin irritation.
30 citations
,
July 1993 in “Journal of Investigative Dermatology” 47 citations
,
December 2003 in “Journal of Investigative Dermatology” DS cells in hair follicles can help form and restore hair, especially in hair loss conditions.
December 2020 in “ID on line. Revista de psicologia” Low-power laser therapy with essential oils effectively promotes new hair growth in male pattern baldness.
52 citations
,
December 2000 in “Archives of Dermatological Research” Scalp skin barrier affects hair loss; personalized treatments needed.
January 2024 in “Editora Científica Digital eBooks” Fotobiomodulação uses light to help heal tissues and reduce inflammation.
39 citations
,
August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.
9 citations
,
January 2023 in “Langmuir” Solubility in skin changes with hydration, affecting chemical absorption.
January 1994 in “Journal of the society of cosmetic chemists” 7 citations
,
September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
13 citations
,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
19 citations
,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
April 2020 in “Journal of Cosmetic and Laser Therapy” Optimal transplant density for Chinese male hair loss patients is 35-50 hair/cm², with minimum 106.88 hair/cm² left in donor area for esthetic satisfaction.
93 citations
,
January 2007 in “Skin Pharmacology and Physiology” Caffeine in shampoo quickly enters the body through hair follicles.
January 2023 in “Revista Eletrônica Acervo Saúde” COVID-19 can cause temporary hair loss.
30 citations
,
November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” The lipid in human hair follicles acts as a barrier, similar to the skin's lipid layer.
9 citations
,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.
6 citations
,
December 2013 in “Journal of Cosmetic Dermatology” Pigmented concealing powders can improve the look of hair density for people with hair loss but need daily application and may not work well in wet conditions.
December 2015 in “Vascular Pharmacology” Hair papilla cells are crucial for blood vessel development in hair follicles, affecting hair growth and loss.
1 citations
,
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
3 citations
,
January 2008 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Early diagnosis and treatment of Hidradenitis Suppurativa are important to prevent serious physical and mental effects.
September 2016 in “Más dermatología” Postpartum hair loss usually stops within 4-6 months.
September 2002 in “대한피부과학회지” Koreans have lower hair density, larger hair diameter, and slower hair growth than Caucasians.
27 citations
,
February 1991 Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
5 citations
,
January 2004 in “Annals of Dermatology” People with androgenetic alopecia (AGA) have lower hair density and more single-hair units compared to those with normal scalps.