20 citations
,
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.
3 citations
,
April 2015 in “Current problems in dermatology” A more sensitive assay was developed to detect enzyme activity converting arginine to citrulline in hair follicles.
April 2016 in “Journal of Investigative Dermatology” Phenylephrine may help prevent hair loss from pulling on the hair roots.
26 citations
,
October 2007 in “Experimental Dermatology” L-Carnitine-L-tartrate may help hair grow and prevent hair loss.
3 citations
,
August 2013 in “Stem cells” Certain inhibitors applied to the skin can promote hair growth by maintaining a key hair growth signal.
88 citations
,
July 1958 in “Nature” Citrulline was found in hair follicle proteins for the first time.
1 citations
,
May 2022 in “International journal of molecular sciences” Faulty LEF1 activation causes faster skin cell differentiation in premature aging syndrome.
July 2025 in “Cosmoderma” The plant-based supplement improved hair, skin, and nail health and boosted well-being without side effects.
5 citations
,
September 2009 in “Journal of Complementary and Integrative Medicine” Citrullus colocynthis fruit extract and its compound may help treat enlarged prostate.
3 citations
,
January 2021 in “Molecular genetics & genomic medicine” The study found two new mutations in a Chinese patient with severe biotinidase deficiency.
1 citations
,
December 2015 in “Parkinsonism & Related Disorders” The anti-hangover product may boost enzyme activity to help prevent brain damage.
The combination therapy improved hair growth and thickness in people with androgenetic alopecia.
February 2023 in “Journal of Ginseng Research/Journal of ginseng research” New ginseng compounds may help treat degenerative diseases.
35 citations
,
August 2010 in “The American journal of pathology” Researchers created a new mouse model for studying Citrullinemia Type I and similar conditions, showing symptoms and treatment responses like those in humans.
November 2024 in “Fermentation” Fermented ginsenosides from kimchi bacteria may promote hair growth better than finasteride.
46 citations
,
November 1963 in “Journal of Histochemistry & Cytochemistry” Arginine converts to citrulline in hair follicles as proteins harden.
30 citations
,
October 2015 in “Journal of Ethnopharmacology” Herbal compounds like ricinoleic acid, quercetin-3-O-rutinoside, and hinokiflavone may be safe and effective for treating hair loss.
April 2024 in “The Journal of urology/The journal of urology” SRD5A2 methylation in blood can predict how well someone will respond to finasteride treatment.
3 citations
,
January 2017 in “Journal of cosmetology & trichology” The food supplement with L-cystine, Serenoa repens extract, and biotin safely reduced hair loss and improved hair growth in men and women.
November 2025 in “PROGRESS IN BIOCHEMISTRY AND BIOPHYSICS” Taurine may help reduce hair loss by improving hair growth cycles.
November 2022 in “Journal of Investigative Dermatology” The extract of Silybum marianum, Manganese PCA, and Lespedeza capitata can boost hair growth and extend the growth phase when combined in a serum.
14 citations
,
January 2017 in “Pharmacological Reports” TP0427736 may help treat hair loss by blocking a specific protein and promoting hair growth.
54 citations
,
May 2001 in “Journal of Investigative Dermatology” Excessive putrescine causes hair loss in transgenic mice by disrupting hair follicle development.
2 citations
,
June 2018 in “International Journal of Pharmacological Research” Hutchinson-Gilford Progeria Syndrome caused rapid aging due to a genetic mutation, with treatments to manage symptoms.
Marine sponges from Tabuhan Island can inhibit enzymes linked to Alzheimer's and hair loss.
2 citations
,
February 2004 in “Biopolymers” 4-(4-Phenoxybenzoyl)benzoic acid derivatives can both increase and decrease certain types of reactive oxygen species, and may be relevant to hair loss.
January 2025 in “Cellular and Molecular Biology” The PIP5K1A gene helps cashmere growth in goats by promoting cell proliferation, and melatonin boosts its expression.
May 2018 in “Más dermatología” The higher dose supplement was more effective in treating female hair loss.
October 2022 in “International Journal of Molecular Sciences” Fish collagen peptides can significantly promote hair growth.
2 citations
,
September 1980 in “Experientia” Polyethylene alanine caused hair loss in young lab animals but not in adults, with hair regrowth occurring within 20 days.