December 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Redheaded people have higher levels of a vitamin D precursor, suggesting red hair may be an adaptation for better vitamin D synthesis in areas with less sunlight.
9 citations,
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Prostaglandin D2 increases testosterone production in skin cells through a process involving reactive oxygen species, and antioxidants may help treat hair loss.
1 citations,
June 2021 in “Biomolecules & Therapeutics” Activating δ-opioid receptors can help hair grow.
47 citations,
June 2017 in “The FEBS journal” Disabling the FGF5 gene in sheep leads to longer wool.
7 citations,
January 2019 in “Journal of Analytical Toxicology” Tramadol and THC-COOH can be detected in hair for several months after stopping use.
1 citations,
March 2022 in “The Scientific World Journal” The cream made from cocoa pod peel can promote hair growth but may cause skin irritation.
February 2024 in “Plant Cell Reports” AtVPS29 is essential for proper plant growth by regulating gibberellin signaling.
80 citations,
April 2006 in “Clinical Interventions in Aging” Minoxidil and Finasteride are effective for male baldness; more research is needed for hair aging treatments.
53 citations,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
22 citations,
January 2011 in “Indian Journal of Dermatology/Indian journal of dermatology” Cow placenta extract may help hair grow by increasing a growth factor but is less effective than minoxidil.
7 citations,
January 2019 in “PeerJ” A protein called sFRP4 can slow down hair regrowth.
4 citations,
October 2017 in “International Journal of Applied Pharmaceutics” Licorice extract hair tonics are effective and safe for hair growth, except for mild eye irritation at the lowest concentration.
2 citations,
April 2022 in “Biomedicines” Low-frequency electromagnetic fields may help hair growth by affecting certain growth-related molecules.
1 citations,
October 2021 in “Journal of the European Academy of Dermatology and Venereology” The hair lotion reduced hair loss and sped up recovery in women with acute telogen effluvium.
1 citations,
January 2009 in “Elsevier eBooks” Combining proper shaving, topical treatments, and laser therapy effectively reduces Pseudofolliculitis Barbae.
May 2024 in “Journal of cosmetic dermatology” A shampoo with caffeine and adenosine may help prevent hair loss and thicken hair.
May 2024 in “FEBS open bio” Annurca apple extract may help treat hair loss and protect against oxidative stress.
April 2024 in “Journal of translational medicine” MJ04, a new compound, effectively promotes hair growth and is a potential topical treatment for hair loss.
April 2024 in “Biomedicine & pharmacotherapy” Pilose antler extract helps hair grow in mice with a type of hair loss by speeding up the growth phase.
September 2023 in “Biomedical Optics Express” New imaging techniques show testosterone delays hair growth and shrinks follicles in mice, but have limited depth for viewing.
February 2023 in “PLOS ONE” Caizhixuan hair tonic helps treat hair loss by promoting hair growth and improving hair follicles.
77 citations,
March 2001 in “Clinics in Dermatology” Androgenetic alopecia involves genetics, hormones, and can be treated with medications or surgery.
68 citations,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
57 citations,
February 2014 in “Experimental Dermatology” Prostaglandin D₂ might be targeted for new male pattern baldness treatments.
34 citations,
June 2005 in “Developmental dynamics” Runx3 helps determine hair shape.
31 citations,
September 2012 in “Journal of biological chemistry/The Journal of biological chemistry” The right amount of retinoic acid is essential for normal hair growth and development.
21 citations,
January 2020 in “Pharmaceutical Biology” Salvia plebeia extract can stimulate hair growth.
14 citations,
May 2022 in “Asian Journal of Pharmaceutical Sciences” New hair follicle-targeting treatments show promise for hair disorders but need more research on safety and effectiveness.
5 citations,
January 2016 in “Journal of Molecular Histology” Both main and alternative Wnt signaling are important for regrowing rodent whisker follicles.
4 citations,
January 2019 in “Annals of Dermatology” RE-ORGA, a Korean herb extract, may help prevent hair loss.