143 citations
,
May 2007 in “Proceedings of the National Academy of Sciences” Vitamin D receptor is crucial for normal hair growth and preventing hair loss.
18 citations
,
February 2021 in “Archives of Dermatological Research” Physcion may help treat hair loss by blocking an enzyme linked to baldness.
1 citations
,
March 2010 in “CRC Press eBooks” Some hair care products may improve hair growth and appearance, and botanicals can also help remove unwanted hair.
32 citations
,
November 1998 in “Journal of Biological Chemistry” Mouse and human keratin 16 can both form filaments, with differences likely due to the tail domain, not the helical domain.
20 citations
,
February 1977 in “The anatomical record” Excess vitamin A changes skin and hair follicle development and affects polysaccharide distribution.
September 2022 in “JAAD case reports” The man has a genetic skin condition called pachyonychia congenita.
January 2024 in “International Journal of Advanced Research” Topical 6% salicylic acid effectively reduced skin plaques in a patient with wooly hair and palmoplantar keratoderma.
7 citations
,
April 2018 in “Cosmetics” Lipids in Japanese hair help maintain glossiness and structure.
March 2012 in “Daehan hwajangpum hakoeji/Daehan hwa'jangpum haghoeji” The cream with plant components increased skin collagen and the hair tonic promoted hair growth in mice.
31 citations
,
April 2016 in “Nature communications” Certain signals are important for reducing specific chemical markers on hair follicle stem cells during rest periods, which is necessary for healthy hair growth.
1 citations
,
October 2025 in “Iranian journal of pharmaceutical research” Geranyl acetate can protect skin cells from damage and inflammation caused by para-phenylenediamine.
8 citations
,
November 2015 in “The American journal of dermatopathology/American journal of dermatopathology” Punctate follicular porokeratosis is a skin condition with specific features seen in hair follicles.
Keratin peptide signatures in hair may help identify gender and ethnicity.
19 citations
,
March 2017 in “PLoS ONE” PSU are better than THF at regenerating skin layers in lab models.
4 citations
,
April 2018 in “Journal of Investigative Dermatology” Hydroxypinacolone retinoate is a potent anti-aging ingredient for skin that is more effective and less irritating than other forms of retinoids.
22 citations
,
November 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Cystatin M/E helps in the final stages of hair and nail formation by controlling certain enzymes.
August 1994 in “Journal of dermatological science” Different substances affect hair and skin cell growth in various ways, with some promoting and others inhibiting cell proliferation.
Tropical herbs have potential for cosmetics but need more research and standardization.
Fructus Psoraleae may help treat hair loss by inhibiting 5-α reductase and affecting the Nrf2-Keap1 pathway.
25 citations
,
January 2003 in “Plastic & Reconstructive Surgery” Nail-matrical fibroblasts can make non-nail cells produce hard keratin, useful for nail repair.
16 citations
,
October 2014 in “Oral surgery, oral medicine, oral pathology and oral radiology” Keratoacanthoma comes from hair follicle cells.
49 citations
,
April 2010 in “International Journal of Cosmetic Science” Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.
May 2023 in “Pharmaceuticals” Three specific mutations in the LIPH gene can cause hair loss by damaging the protein's structure and function.
9 citations
,
April 2019 in “International Journal of Molecular Sciences” Kojyl cinnamate ester derivatives can promote hair growth by increasing adiponectin production in fat tissues.
8 citations
,
January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.
June 2023 in “Antioxidants” Lipids from Schizochytrium sp. help prevent hair loss by protecting hair cells from damage and promoting hair growth.
61 citations
,
February 1997 in “Differentiation” Hair differentiation starts earlier than thought, involving multiple type-II keratins.
December 2025 in “Fullerene Journal of Chemistry” Geranylgeraniol from nutmeg may effectively treat hair loss, similar to finasteride and better than minoxidil.
132 citations
,
September 2009 in “Experimental Dermatology” A reliable system was developed to distinguish hair growth stages, aiding in identifying hair growth promoters or inhibitors.
3 citations
,
June 2020 in “Pharmacognosy Journal” Phyllanthus emblica extract in ethosomes could potentially prevent hair loss.