68 citations
,
September 2018 in “International Journal of Molecular Sciences” Air pollution (PM10) increases skin inflammation and aging by reducing collagen and may trigger a repair response in skin cells.
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.
23 citations
,
February 2015 in “International Journal of Molecular Sciences” Colchicine can inhibit hair growth by affecting cell activity and protein expression in hair follicles.
7 citations
,
March 2021 in “Biology” Scaffold improves hair growth potential.
5 citations
,
December 2018 in “Biological & Pharmaceutical Bulletin” Norgalanthamine helps hair cells grow by activating certain pathways related to hair growth.
4 citations
,
December 2015 in “Journal of Medicinal Plants Research” A plant mixture extract helped grow hair by boosting cell growth and growth factors while blocking a hair loss-related enzyme.
2 citations
,
March 2013 in “Phytotherapy Research” Ascorbigen increases hair cell growth in a lab setting but does not prevent hair loss from chemotherapy in mice.
1 citations
,
October 2001 in “Journal of Wood Science” Some extracts from woods and fungi can promote hair growth better than a known hair growth substance.
September 2025 in “Arthritis Research & Therapy” BMS-470539 reduces skin fibrosis and inflammation.
September 2009 in “European Urology Supplements” IGRT resulted in lower acute toxicity for stage III prostate cancer patients.
16 citations
,
November 2019 in “Nanomedicine” Thermoresponsive nanogels show promise for delivering medicine through the skin but need more safety testing and regulatory approval before clinical use.
22 citations
,
March 2012 in “Molecular Medicine Reports” DHT affects hair follicle cells by changing microRNA levels, leading to less cell growth and more cell death.
6 citations
,
January 2024 in “Annals of Dermatology” Dickkopf-related Protein 2 can help hair grow by activating a specific cell pathway.
3 citations
,
January 2018 in “Chiang Mai University Journal” Centella asiatica extract may help promote hair growth.
8 citations
,
March 2020 in “Frontiers in Cell and Developmental Biology” Researchers created immortal human skin cells with constant testosterone receptor activity to study hair loss and test treatments.
3 citations
,
October 1995 in “International Journal of Dermatology” Finasteride helps treat skin issues like acne and baldness by blocking testosterone conversion.
September 2023 in “Journal of pharmacognosy and phytochemistry” Plumbago zeylanica has valuable medicinal properties but needs sustainable cultivation methods.
103 citations
,
January 2009 in “Carbon” Pure carbon nanotubes are safe for mice, but impure ones cause immune issues and hair loss.
8 citations
,
October 2020 in “International Journal of Molecular Sciences” Nonanal from fruits and vegetables promotes hair growth by increasing growth factors.
January 2021 in “Journal of cosmetology & trichology” Ageratum conyzoides L. extract may effectively and safely treat hair loss.
43 citations
,
July 2016 in “European journal of pharmaceutical sciences” Scientists created tiny particles that release medicine on the skin and in hair, working better at certain pH levels and being safe for skin cells.
14 citations
,
January 2025 in “AAPS PharmSciTech” Microemulsions and nanoemulsions can effectively deliver drugs through the skin, but more research is needed to understand their differences and mechanisms.
47 citations
,
May 2021 in “Polymers” Jojoba oil is highly valued for its diverse medicinal and industrial uses.
16 citations
,
August 2004 in “Tetrahedron” Scientists made all eight versions of a compound called cyoctol, but found it's not an anti-androgen and it fully breaks down in the skin.
7 citations
,
July 2019 in “International Journal of Molecular Sciences” PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.
23 citations
,
January 2001 in “International journal of toxicology” St. John's Wort extract and oil safety in cosmetics is unclear; more data needed on photosensitization, toxicity, and human irritation.
January 2025 in “International Journal of Veterinary Science” Hibiscus leaf ointment helps hair growth and reduces UV skin damage in rats.
13 citations
,
March 2021 in “British Journal of Pharmacology” KY19382 helps regrow hair and create new hair follicles.
September 2017 in “Journal of Investigative Dermatology” Fermented mackerel oil was found to promote hair growth by activating certain cell signals and increasing cell growth.
September 2017 in “Journal of Investigative Dermatology” Certain products and treatments can improve hair health and growth.