36 citations,
February 2017 in “BMC Complementary and Alternative Medicine” Geranium sibiricum extract helps hair grow and is more effective than minoxidil but can be toxic in high concentrations.
11 citations,
August 2021 in “Aging” Collagen and TGF-β2 help maintain hair cell shape and youthfulness.
7 citations,
September 2020 in “Bioscience Biotechnology and Biochemistry” The scalp has more diverse bacteria, while hair has more bacteria and unique types.
April 2023 in “Journal of Investigative Dermatology” Ganoderma lucidum extract can potentially reduce stress-induced hair loss by slowing down premature hair aging and removing harmful substances.
March 2013 in “Molecular & Cellular Toxicology/Molecular & cellular toxicology” m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
75 citations,
November 2016 in “Medicines” Beta-sitosterol has potential health benefits but needs more research to fully understand its effects and improve its use in treatments.
19 citations,
May 2020 in “Cells” Substance from human umbilical cord blood cells promotes hair growth.
7 citations,
December 2015 in “Experimental Dermatology” Sh-Polypeptide 9 may be better than minoxidil for hair growth and protection against damage.
May 2024 in “Archives of dermatological research” Enz_MoriL from mulberry leaves helps hair growth by affecting specific cell pathways.
March 2024 in “Advanced science” A new hydrogel made from human cells improves wound healing by working with immune cells to promote repair.
2 citations,
December 2016 in “Experimental cell research” The research found a way to identify and study skin cells with stem cell traits, revealing they behave differently in culture and questioning current stemness assessment methods.
March 2024 in “Journal of Microbiology and Biotechnology” Phloroglucinol may help improve hair loss by promoting hair growth and reducing oxidative stress.
56 citations,
March 2003 in “Journal of Investigative Dermatology” 17β-estradiol can reduce inflammation in the skin.
41 citations,
March 1998 in “Archives of Dermatological Research” The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
14 citations,
February 2011 in “Experimental dermatology” A protein called COMP is part of the connective tissue in normal human hair follicles and may be important for hair health.
4 citations,
January 2019 in “Annals of Dermatology” RE-ORGA, a Korean herb extract, may help prevent hair loss.
3 citations,
September 2019 in “Clinical and experimental dermatology” Basal cell carcinomas may differentiate similarly to hair follicles and could be influenced by hair cycle-related treatments.
Delta-opioid receptors affect skin cell circadian rhythms, possibly impacting wound healing and cancer.
October 2022 in “International Journal of Molecular Sciences” Fish collagen peptides can significantly promote hair growth.
26 citations,
July 2006 in “International Journal of Cosmetic Science” Taurine helps protect and promote hair growth.
9 citations,
August 2018 in “Biomedical dermatology” A peptide called DPS-1 helps human scalp cells grow and stimulates hair growth in mice.
6 citations,
September 2019 in “Skin pharmacology and physiology” RCS-01 therapy is safe and may improve skin structure by affecting gene expression.
111 citations,
April 2000 in “British journal of dermatology/British journal of dermatology, Supplement” Thyroid hormone receptor β1 is found in human hair follicles and helps them survive.
6 citations,
January 2023 in “npj regenerative medicine” Transplanting growing hair follicles into scars can help regenerate and improve scar tissue.
September 1997 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Anti-IL-1 treatments might help with certain types of hair loss in people with high inflammation.
19 citations,
December 2016 in “PLOS ONE” Early-stage skin cells help regenerate hair follicles, with proteins SDF1, MMP3, biglycan, and LTBP1 playing key roles.
63 citations,
November 1999 in “British journal of dermatology/British journal of dermatology, Supplement” Hair sensitivity to androgens is partly controlled by specific enzyme expressions in different hair areas.
7 citations,
January 2022 in “Scientific Reports” Acanthus ebracteatus Vahl. extract and verbascoside may help prevent hair loss and promote hair growth due to their anti-inflammatory properties and ability to protect against cell death.
5 citations,
January 2022 in “Scientific reports” The research identified two types of keratinocytes in chicken scales: one for hard scales and another for soft skin, with similarities to human skin differentiation.