August 2021 in “Journal of the American Academy of Dermatology” The shampoo's ingredients' effect on a hair growth pathway in cells was tested, but the results are not given.
April 2017 in “Journal of Investigative Dermatology” Certain compounds can protect hair cells from aging and promote growth.
November 2023 in “Experimental Dermatology” Exosomes from human hair follicle cells can improve aging hair follicle cell function and help regenerate hair follicles.
1 citations
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September 2019 in “Journal of Investigative Dermatology” Human hair matrix cells and dermal papilla fibroblasts can form early hair follicle structures but don't produce hair shafts yet.
8 citations
,
January 2020 in “International Journal of Trichology” Silymarin improves hair follicle health better than vitamin C by boosting cell growth and reducing oxidative stress.
256 citations
,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
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.
13 citations
,
January 2002 in “Biochemical and biophysical research communications” Interferon β from hair cells stops the growth of other hair cells.
Exosomes from umbilical cord stem cells help hair growth.
31 citations
,
August 2019 in “Regenerative Medicine” Human placenta hydrogel helps restore cells needed for hair growth.
8 citations
,
November 2020 in “Frontiers in Cell and Developmental Biology” Certain genes are more active in baby scalp cells and can help grow hair when added to adult mouse skin cells.
6 citations
,
January 2020 in “Methods in molecular biology” The method successfully isolates cells that are important for hair growth and could help study hair loss.
1 citations
,
January 2007 in “Chinese Journal of Dermatology” Baicalin may help hair growth by increasing VEGF secretion.
April 2024 in “Clinical, cosmetic and investigational dermatology” Salvianolic Acid B helps hair grow by reducing cell stress and increasing blood flow to hair follicles.
November 2021 in “DOAJ (DOAJ: Directory of Open Access Journals)” Resveratrol may help promote hair growth and treat hair loss.
January 2000 in “Acta Academiae Medicine Militaris Tertiae” Epidermal growth factor boosts growth of hair follicle cells.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The research identified specific genes that are active in the cells crucial for hair growth.
30 citations
,
November 2020 in “Journal of Advanced Research” Conditioned medium from keratinocytes can improve hair growth potential in cultured dermal papilla cells.
14 citations
,
August 2018 in “Frontiers in Cellular and Infection Microbiology” Dengue virus can infect human hair follicle cells and may cause hair loss.
20 citations
,
October 2008 in “Archives of dermatological research” Angiogenin helps hair grow by stimulating cell growth and blood vessel formation.
10 citations
,
January 2021 in “Journal of Natural Medicines” Ent-kaurane-type diterpenoids from Isodonis Herba may promote hair growth by boosting cell proliferation.
25 citations
,
March 2017 in “Archives of Dermatological Research” Sinapic acid may help hair growth by activating a specific cell pathway.
6 citations
,
May 2022 in “Journal of Cosmetic Dermatology” Lagerstroemia indica extract can help prevent hair loss and promote hair growth.
March 2026 in “Planta Medica” Serenoa repens extract may help hair growth in both men and women.
106 citations
,
April 1986 in “British Journal of Dermatology” Dermal papilla cells from human hair follicles form unique structures and don't live as long as other skin cells in lab conditions.
38 citations
,
March 1997 in “Journal of interferon & cytokine research” IL-1β inhibits human hair follicle growth.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers developed a method to grow human hair follicles using 3D-printed skin models and modified cells.
8 citations
,
March 2015 in “Molecular Medicine Reports” Hair dye ingredient PPD causes cell death and aging in human hair cells by altering microRNA levels.
2 citations
,
August 2018 in “Korean Journal of Plant Resources” Oregonin from Alnus japonica may help prevent hair loss and promote hair growth.
August 2025 in “Nutrients” Ageratum conyzoides extract promotes hair growth and regrowth.