January 2026 in “Environmental Science and Pollution Research” Wheat sprout extract can protect skin from toxin damage.
July 2025 in “Journal of Cosmetic and Laser Therapy” Hyaluronic acid fillers can cause hair loss if used near hair.
December 2022 in “Cureus” Hormones significantly influence hair growth, with conditions like hirsutism and patterned hair loss linked to hormone levels; more research is needed for full understanding.
January 2007 in “Pizhūhish va sāzandigī” Hairless guinea pigs are useful for research in allergies, skin tests, and diseases.
6 citations
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March 2022 in “PLoS ONE” Centipedegrass extract may promote hair growth by activating certain cell pathways.
August 1994 in “Journal of dermatological science” Different substances affect hair and skin cell growth in various ways.
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.
28 citations
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January 2018 in “Biochemical Society Transactions” Certain fats in the skin help control inflammation and health, and changing these fats through diet or supplements might treat skin inflammation.
November 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Dermal EZH2 controls skin cell growth and differentiation in mice.
14 citations
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October 2018 in “PloS one” Deleting the Far2 gene in mice causes sebaceous gland issues and patchy hair loss.
2 citations
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September 2023 in “PLoS biology” Newly divided skin cells quickly move to join skin structures due to tissue tension and specific signals.
April 2021 in “Journal of Investigative Dermatology” The research found genes that may protect certain scalp cells from hair loss.
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.
41 citations
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June 2010 in “Journal of Investigative Dermatology” New cells are added to the hair's dermal papilla during the active growth phase.
20 citations
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August 2015 in “International Journal of Molecular Medicine” Human placental extract may help hair growth by affecting certain cell signals and could be more effective with minoxidil.
15 citations
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May 2020 in “BMC complementary medicine and therapies” Polygonum multiflorum extract helps hair grow longer and fights the effects of hormones that cause hair loss.
14 citations
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September 2018 in “Biochemical and Biophysical Research Communications” Growing hair cells with dermal cells can potentially treat hair loss.
4 citations
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May 2018 in “Electronic Journal of Biotechnology” All-trans retinoic acid at high doses harms goat hair growth cells and could be bad for hair growth.
2 citations
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September 2019 in “Dermatologic Surgery” The two-step procedure of fat grafting followed by hair grafting improves scalp and facial scar correction.
2 citations
,
October 2017 in “Revista Da Associacao Medica Brasileira” Removing p16INK4a from skin cells can lead to faster and more clumped growth, which might help with hair growth.
2 citations
,
September 2016 in “Journal of Dermatological Science” Squarticles, tiny particles made from sebum-derived lipids, can effectively deliver minoxidil, a hair growth drug, directly to hair follicles and skin cells, with less skin penetration and more tolerability.
2 citations
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March 2013 in “Phytotherapy Research” Ascorbigen increases hair cell growth in a lab setting but does not prevent hair loss from chemotherapy in mice.
March 2023 in “Scientific reports” Hair growth-related cells need the enzyme SCD1 to help maintain the area that supports hair growth.
June 2019 in “The Egyptian Journal of Histology” Hyaluronic acid injections improve skin thickness and quality, protecting against aging in rats.
September 2019 in “Journal of Investigative Dermatology” Dermal Papilla Cells grown in 3D and with stem cells better mimic natural hair growth conditions than cells grown in 2D.
April 2017 in “Journal of Investigative Dermatology” Dermal Wnt/β-catenin signaling is important for the proper size and development of hair follicles.
Tissue from dog stem cells helped grow hair in mice.
October 2020 in “Journal of Pharmaceutical Sciences” Topical finasteride with EGCG or TA improves drug release and dermal uptake, potentially treating hair loss effectively.
Dermal stem cells help regenerate hair follicles and heal skin wounds.
218 citations
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October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Mice lacking the PPARγ gene in their fat cells had almost no fat tissue, severe metabolic problems, and abnormal development of other fat-related tissues.