January 2004 in “Linchuang pifuke zazhi” All-trans retinoic acid helps amelanotic melanocytes in hair follicles develop and produce pigment while reducing their growth.
6 citations
,
July 2018 in “Scientific Reports” Methamphetamine affects gene expression in rat whisker follicles, with key genes linked to addiction.
53 citations
,
July 1981 in “Journal of Endocrinology” α-MSH and cyclic AMP boost melanin production, while cyclic GMP and melatonin reduce it.
13 citations
,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
17 citations
,
February 2011 in “International Journal of Cosmetic Science” Grey hair is wilder, drier, and less manageable than pigmented hair.
1 citations
,
January 2012 Amla (Indian gooseberry) has many health benefits, including better digestion, stronger heart, and improved hair growth.
December 2025 in “Journal of Ayurveda and Integrated Medical Sciences” Modern lifestyle factors like stress and pollution cause premature greying of hair.
February 2026 in “IOP Conference Series Earth and Environmental Science” Candlenut plants in Karo have common traits and varied kinship, with MTB1 and MTB2 being closest.
49 citations
,
September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
November 2024 in “Research for Rural Development/Research for Rural Development (Online)” Rosemary essential oil is rich in terpenes and can be effectively extracted and analyzed using environmentally friendly methods, benefiting local economies.
April 2018 in “Journal of Investigative Dermatology” Anigozanthos Flavidus flower extract helps regenerate skin and reduce wrinkles.
19 citations
,
March 1998 in “Microchimica Acta”
January 2022 in “Przegla̧d dermatologiczny” A man with a mental disorder turned his skin blue-gray by drinking silver to treat warts.
4 citations
,
September 2018 in “Rendiconti lincei. Scienze fisiche e naturali” Researchers concluded that "spigo nardo" is the Himalayan plant Nardostachys jatamansi, used historically in medicine and cosmetics, now critically endangered.
30 citations
,
November 1985 in “American Journal of Veterinary Research” Switch hair can indicate magnesium and copper levels in beef cows.
65 citations
,
August 2016 in “Metabolic brain disease” Children with autism have lower levels of essential and toxic trace elements in their hair.
November 2016 in “Universiti Putra Malaysia Institutional Repository (Universiti Putra Malaysia)” Dendrobium sabin flower extract may help reduce skin aging from UV exposure.
Drumstick leaves extract with amla powder significantly improved anemia in adolescent girls.
6 citations
,
November 2022 in “Antioxidants” OR2AT4 helps reduce aging and cell damage in human skin cells.
August 2023 in “Zenodo (CERN European Organization for Nuclear Research)”
September 2014 in “Chinese Journal of Dermatology” Hair diameter difference, brown skin discoloration around hair follicles, and missing hair in certain areas are key signs of androgenetic alopecia (commonly known as hair loss) when viewed under a dermoscope.
1 citations
,
October 2017 in “Our Dermatology Online” The conclusion is that a brown halo around hair follicles, seen in rapid hair loss, might be linked to inflammation or chemical exposure.
12 citations
,
February 2006 in “Lipids” Hair texture changes with age due to varying levels of lipids.
14 citations
,
June 2016 in “Biomaterials” MAA beads improved wound healing in male mice by activating the Shh pathway, but not in females.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Particulate matter causes inflammation in hair cells, potentially harming hair growth.
Marine macroalgae contain compounds that can improve skin health and have cosmetic benefits.
208 citations
,
November 2000 in “Development” Edar and Eda proteins are crucial for proper tooth development.
May 2023 in “Journal of Ethnopharmacology” The wild garlic plant, Allium macrostemon Bunge, can promote hair growth and could potentially be used to treat hair loss.
April 2025 in “Jurnal Inovasi Bahan Lokal dan Pemberdayaan Masyarakat” Varying propylenglycol affects the pH, specific gravity, and viscosity of wax apple leaf hair tonic, meeting Indonesian standards.