September 2024 in “Journal of the American Academy of Dermatology” The supplements improved hair density and reduced hair loss.
July 2024 in “Skin Appendage Disorders” The supplement significantly improves hair density and appearance in people with hair loss.
December 2023 in “Melatonin research” Nanocarriers make melatonin more effective and reduce side effects.
June 2023 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Bicalutamide mesotherapy improved hair density in women with hair loss and was well received.
March 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Combining nonablative fractional laser with minoxidil was effective for alopecia areata with only one patient relapsing after a year.
October 2014 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Adding dalteparin and protamine microparticles to platelet-rich plasma can boost hair growth more than using platelet-rich plasma alone.
November 2013 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Injecting CD34+ cell-containing platelet-rich plasma can improve pattern hair loss more than placental extract treatment.
December 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” There are several promising treatments for hair loss, including dutasteride, latanoprost, ketoconazole shampoo, anti-androgens, laser/light treatment, and platelet-rich plasma, but more research is needed.
December 2022 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” October 2022 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” August 2022 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” 
February 2022 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Low-dose oral minoxidil is a promising, safe treatment for various hair diseases, improving hair thickness and density, but more research is needed on long-term side effects and treatment duration.
September 2021 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” July 2021 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” June 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” 
January 2017 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” 60% of women who didn't respond to 5% minoxidil for hair loss showed significant improvement with a 15% minoxidil solution.
May 2016 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” 
February 2016 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A hair test can accurately predict if a person with hair loss will respond to minoxidil treatment.
December 2014 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Low-level light therapy significantly increased hair density and thickness in people with hair loss, but they didn't notice a difference.
July 2014 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Applying valproic acid on the scalp increased hair growth in men with hair loss.
February 2014 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Dutasteride 0.5mg is more effective than finasteride 1mg for treating male pattern baldness.
Hair loss at the top of the head is linked to prostate cancer, but other types of hair loss are not.
30 citations
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January 2008 in “Dermatologic Surgery” Dermatologists perform most outpatient cosmetic procedures in the U.S., especially on white women aged 40 to 59.
22 citations
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December 2007 in “Dermatologic Surgery” Dermatologists performed the most outpatient cosmetic procedures in the U.S. from 1995 to 2003, especially on white women aged 40 to 59.
March 2026 in “Frontiers in Medicine” FUE effectively corrects poorly designed hairlines in men with androgenetic alopecia.
March 2026 in “Actas Dermo-Sifiliográficas” Most dermatologists think post-finasteride syndrome is rare, possibly psychiatric, and needs more research.
MIR135b affects wound healing by targeting genes, and PDRN may help heal wounds by altering this pathway.
16 citations
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May 2000 in “Endocrinology” A new gene, mrp4, is found in mice and may play a unique role in hair follicle development in tails and ears.
41 citations
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December 1988 in “Journal of Investigative Dermatology” Matriptase-2 helps control iron levels by suppressing hepcidin, and its deficiency can cause iron-deficiency anemia.