42 citations
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February 1996 in “Journal of Investigative Dermatology” Polyamines, especially spermidine, are essential for hair growth.
17 citations
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February 2018 in “Journal of Cosmetic and Laser Therapy” The QR 678 hair growth treatment was safe and effective for hair regrowth in men and women.
4 citations
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November 2015 in “Journal of Investigative Dermatology” Testosterone may worsen hair loss by affecting hair growth signals, while different prostaglandins can either hinder or promote hair growth.
18 citations
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February 2001 in “Journal of International Medical Research” Hairgain® significantly increased hair growth and was well-tolerated by individuals with hair loss.
7 citations
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January 1966 in “Archives of Dermatology” The method accurately measures hair growth with minimal risk and is better than other methods.
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July 2017 in “PubMed” Injecting a mix of human skin and hair cells into mice can grow new hair.
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February 2018 in “PLOS ONE” Insect wax, especially its policosanol content, may help hair regrow by changing hair follicle phases and increasing nutrient supply.
January 2006 in “Chinese Journal of Dermatology” Latanoprost helps pig hair follicles grow faster by keeping them in the growth phase longer.
8 citations
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October 2017 in “Dermatology practical & conceptual” A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.
January 2011 in “Kufa Medical Journal” Minoxidil solution applied on skin can effectively promote hair growth and increase hair thickness in male mice.
May 2003 in “Journal of Investigative Dermatology” The meeting covered advances in understanding hair growth, causes of hair loss, and potential treatments.
60 citations
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May 2014 in “British Journal of Dermatology” Caffeine affects hair growth and health differently in men and women.
39 citations
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November 2007 in “Experimental dermatology” Human hair follicles contain a complex network of prostanoid receptors that may influence hair growth.
January 2012 in “Journal of Investigative Dermatology” June 2013 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” 5 citations
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September 2015 in “Medical hypotheses” Topical sulfonylurea may reduce excessive hair growth caused by certain medications.
January 2025 in “MEDS Public Health and Preventive Medicine” Spermidine supplements can help extend the hair growth phase and may be useful for treating hair loss.
August 1994 in “Drugs & Therapy Perspectives” Some drugs can cause hair loss or growth, but hair usually returns to normal after stopping the drug.
May 2006 in “Ob Gyn News” Chinese herb medicines can improve hair growth in mice.
114 citations
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January 2007 in “International Journal of Dermatology” Caffeine can stimulate hair growth and counteract testosterone's suppressive effects on hair follicles.
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January 1993 in “Skin Pharmacology and Physiology” Hair growth drugs and epidermal growth factor do not change the calcium binding site gradient in hair follicles.
55 citations
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February 1975 in “Journal of Cutaneous Pathology” Dermal cell activity increases during hair growth in rats.
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January 2008 in “Journal of Cosmetic and Laser Therapy” Hair transplantation for men has improved, offering natural, lasting results, and may be enhanced by certain medications and future technologies.
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January 2015 in “International Journal of Trichology” Intralesional steroids are more effective for hair regrowth in alopecia areata than NBUVB, but combining them doesn't improve results.
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May 2001 in “Journal of Investigative Dermatology” Excessive putrescine causes hair loss in transgenic mice by disrupting hair follicle development.
August 2022 in “International Journal of Health Sciences (IJHS)” The combined treatment significantly improved hair growth and thickness compared to the control group.
March 2013 in “The Journal of Urology” Hair loss is linked to higher prostate-specific antigen levels and urinary symptoms, likely due to age.