November 2025 in “Journal of Clinical Medicine” The drinkable supplement reduced hair shedding and increased hair growth in women.
February 2023 in “Journal of Drugs in Dermatology” Melatonin may help improve hair growth in people with certain types of hair loss.
March 2026 in “Cosmetics” Type I collagen, elastin, keratin, ceramides, and melanin improve hair strength, growth, and health.
142 citations
,
September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
92 citations
,
September 2019 in “ACS nano” A wearable device using electric stimulation can significantly improve hair growth.
67 citations
,
July 1985 in “British journal of dermatology/British journal of dermatology, Supplement” Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.
57 citations
,
November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
42 citations
,
June 2019 in “Aging” 3,4,5-tri-O-caffeoylquinic acid promotes hair growth by activating the β-catenin pathway.
31 citations
,
May 2008 in “Drug Discovery Today: Disease Mechanisms” Different hair growth problems are caused by genetic issues or changes in hair growth cycles, and new treatments are being developed.
23 citations
,
May 2020 in “Cell Death and Disease” Blocking the FGF5 gene in sheep leads to more fine wool and active hair follicles due to changes in certain cell signaling pathways.
11 citations
,
October 2020 in “Sensors” Photoacoustic imaging can accurately assess hair follicle density and orientation for hair transplant planning.
11 citations
,
September 2012 in “Journal of animal physiology and animal nutrition” Higher protein diets with DL-methionine improve mink hair growth and fur quality.
10 citations
,
January 2021 in “Journal of Ginseng Research” Red ginseng oil may help grow hair and protect skin from UVC light.
9 citations
,
January 2018 in “Hair transplant forum international” Researchers concluded that safe hair follicle extraction limits in FUE vary by individual characteristics and proposed a method to calculate these limits to maintain appearance.
7 citations
,
September 2014 in “Beni-Suef University Journal of Basic and Applied Sciences” Cuscuta reflexa extracts and an isolate promoted hair growth and could be natural treatments for hair loss.
4 citations
,
April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The skin has about 230,000 touch-sensitive nerve fibers, with high concentrations in the hands and face.
The new microneedle system effectively delivers minoxidil for hair regrowth with minimal side effects.
March 2026 in “ACS Applied Materials & Interfaces” A new dissolving microneedle system effectively delivers minoxidil for hair regrowth with minimal side effects.
January 2026 in “Journal of Ethnopharmacology” Naringin from citrus fruits can significantly promote hair growth better than minoxidil.
June 2025 in “Frontiers in Bioengineering and Biotechnology” Recombinant collagen with nicotinamide boosts hair growth and health.
June 2025 in “Journal of the Pakistan Medical Association” 2dDR may help regrow hair in male pattern baldness.
May 2025 in “International Journal of Molecular Sciences” DHHB from Platycladus orientalis L. promotes hair growth and could be a natural alternative to current treatments.
March 2025 in “International Journal For Multidisciplinary Research” The herbal hair oil improves hair growth and scalp health.
February 2025 in “Journal of Pharmacy And Bioallied Sciences” PRP injections are safe and effective for treating hair loss.
September 2024 in “Ahmar Metastasis Health Journal” Ginger and celery extracts did not significantly improve hair growth in rats.
June 2024 in “Frontiers in pharmacology” 2-deoxy-D-ribose gel may help regrow hair in cases of hair loss.
May 2024 in “Dermatologic surgery” Nonactivated low leukocyte PRP injections can significantly increase hair and follicle density in women with alopecia.
March 2024 in “Tissue engineering. Part A” Negative pressure therapy increases hair growth in mice.
December 2023 in “Journal of Food Science and Nutrition” Rosehip Seed Oil may help hair grow by activating important growth pathways and increasing hair follicle size in mice.
October 2023 in “FASEB bioAdvances” Akkermansia muciniphila may help prevent testosterone-related hair loss.