242 citations,
February 2016 in “Science” Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.
179 citations,
December 2004 in “Journal of The American Academy of Dermatology” Some postmenopausal women with frontal fibrosing alopecia stopped losing hair with finasteride treatment, hinting at a possible hormonal cause.
127 citations,
May 2004 in “PubMed” Finasteride may help some male chronic pelvic pain patients, but more research needed.
122 citations,
November 1998 in “Archives of Dermatology” Aromatherapy with certain essential oils is a safe and effective treatment for hair growth in alopecia areata patients.
115 citations,
November 2004 in “Brain Behavior and Immunity” Stress increases nerve fibers and immune cell activity in mouse skin, possibly worsening skin conditions.
111 citations,
November 2007 in “Clinics in Dermatology” Psoriasis skin changes are complex and might need several biopsies for a clear diagnosis.
108 citations,
January 2003 in “Fertility and Sterility” Flutamide may slightly improve hair loss in women, but finasteride does not work.
106 citations,
October 2016 in “Cell Stem Cell” PDGFA/AKT signaling is important for the growth and maintenance of certain skin fat cells.
101 citations,
June 2005 in “Journal of The American Academy of Dermatology” Very few people experience increased hair growth after laser hair removal, especially those with darker skin and black hair.
90 citations,
January 2009 in “Journal of cosmetic and laser therapy” Low-level laser therapy might help hair growth, but more research is needed.
90 citations,
August 2002 in “European journal of endocrinology” Metformin improves hair growth and menstrual frequency in women with PCOS and hirsutism.
86 citations,
March 2018 in “ACS Biomaterials Science & Engineering” MDP hydrogel heals wounds faster and better than other treatments in diabetic mice.
81 citations,
July 2012 in “Translational Psychiatry” Memantine may slightly improve memory in people with Down syndrome, but more research is needed.
69 citations,
October 2013 in “Journal of Clinical Psychopharmacology” Naltrexone did not significantly reduce hair pulling but improved cognitive flexibility.
67 citations,
December 2009 in “Stem Cells” β-Catenin signaling is involved in brain cell growth after injury and could be a therapy target.
65 citations,
January 2009 in “Annals of Dermatology” Zinc supplements increased zinc levels in some hair loss patients but didn't significantly improve hair growth.
61 citations,
June 2014 in “Scientific Reports” Wnt1a-conditioned medium from stem cells helps activate cells important for hair growth and can promote hair regrowth.
59 citations,
August 2014 in “International Journal of Biological Macromolecules” The study found an efficient method to extract antioxidants from Hibiscus leaves.
58 citations,
January 2020 in “International Journal of Molecular Sciences” Different methods of preparing Platelet-Rich Plasma (PRP) can affect wound healing and hair regrowth in plastic surgery. Using a kit with specific standards helps isolate PRP that meets quality criteria. Non-Activated PRP and Activated PRP have varying effects depending on the tissue and condition treated. For hair regrowth, Non-Activated PRP increased hair density more than Activated PRP. Both treatments improved various aspects of scalp health.
58 citations,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
57 citations,
July 2016 in “The Journal of Sexual Medicine” 5α-reductase inhibitors increase the risk of sexual dysfunction, especially in men with enlarged prostate.
56 citations,
May 2017 in “Nature Cell Biology” Hair can regrow after certain stem cells are lost because other stem cells can take over their role.
56 citations,
December 2011 in “The Plant Journal” AGD1 is important for root hair development in Arabidopsis, working with phosphoinositide signaling and the actin cytoskeleton.
50 citations,
November 2010 in “Plastic and Reconstructive Surgery” Botox increased hair count in men with baldness and might work by improving scalp blood flow.
49 citations,
August 2016 in “Aesthetic Surgery Journal” Micro-needling effectively improves wrinkles, scars, and hair growth, but proper technique and safety are important.
49 citations,
August 2004 in “The FASEB Journal” Mice with human skin protein K8 had more skin problems and cancer.
46 citations,
January 2020 in “Theranostics” Injecting a special gel with human protein particles can help hair grow.
44 citations,
July 1990 in “Journal of the American College of Cardiology” Captopril reduces heart mass, while minoxidil has opposite effects and side effects.
43 citations,
November 2009 in “Archives of dermatology” Alefacept does not effectively treat severe alopecia areata.
41 citations,
June 1999 in “The Prostate” Finasteride reduces PSA levels, terazosin doesn't affect them, and tracking prostate cancer in patients taking finasteride could be difficult.